Cultivating a Positive Attitude: How to Train Your Brain to Be More Optimistic


Do you ever find yourself feeling stuck in a negative mindset? It's all too easy to get caught up in a cycle of pessimistic thoughts, but cultivating a positive attitude can make a world of difference. Understanding Optimism is the first step towards training your brain to be more optimistic. In this article, we will delve into the power of positive thinking, explore how negative thoughts impact our lives, and provide techniques to encourage positive thinking. So whether you're looking to overcome obstacles or simply enhance your everyday outlook, read on to discover how you can cultivate a positive attitude and train your brain for a more optimistic mindset.

Understanding Optimism: What is Positive Thinking?

Positive thinking is a powerful tool that can transform your life and bring about a sense of happiness and fulfillment. It is the mindset of looking at the brighter side of things, even in the face of challenges and setbacks. Positive thinking goes beyond just having a positive outlook; it involves cultivating a mindset that focuses on the possibilities and opportunities that life has to offer.

In his book "The Power of Positive Thinking," Norman Vincent Peale writes, "Believe in yourself! Have faith in your abilities! Without a humble but reasonable confidence in your own powers, you cannot be successful or happy."1 Positive thinking is about believing in yourself and your abilities, even in the face of adversity.

The Science Behind positive thinking

Research has shown that positive thinking can have a profound impact on our mental and physical well-being. Studies have found that individuals who engage in positive thinking are more resilient, have lower levels of stress, and experience better overall health and longevity.

Dr. Barbara Fredrickson, one of the leading experts in positive psychology, explains that positive thinking broadens our mindset and opens us up to new possibilities. It allows us to see beyond our immediate circumstances and envision a future filled with hope and optimism. Positive thinking also builds psychological resources that help us cope with challenges and setbacks, enabling us to bounce back stronger.

The Power of Optimism

Optimism is a key component of positive thinking. It is the belief that good things will happen and that our actions can make a difference. Optimistic individuals are more likely to take risks, pursue their goals, and bounce back from failure.

According to Martin Seligman, the founder of positive psychology, optimism is one of the most important factors for success and happiness. He writes, "Optimists are higher achievers, handle stress better, and are healthier in nearly every measurable way."2

How Positive Thinking Impacts Your Life

Positive thinking not only improves your mental and emotional well-being but also has a ripple effect on your relationships, work, and overall quality of life. When you approach situations with a positive mindset, you become more resilient, adaptable, and open to new possibilities. You are better able to cope with challenges, navigate setbacks, and find solutions.

Positive thinking also enhances your creativity and problem-solving abilities. It allows you to think outside the box, come up with innovative ideas, and find alternative solutions to problems. As Steve Jobs once said, "The people who are crazy enough to think they can change the world are the ones who do."3

Adopting a Positive Mindset

Cultivating a positive mindset is not always easy, especially in the face of adversity. However, with practice and determination, you can train your brain to think positively. Here are some strategies to help you adopt a positive mindset:

  1. Practice gratitude: Take a moment each day to reflect on the things you are grateful for. Expressing gratitude has been shown to increase happiness and positive emotions.

  2. Challenge negative thoughts: Become aware of your negative thoughts and challenge them. Replace them with positive and empowering thoughts.

  3. Surround yourself with positivity: Surround yourself with positive influences such as uplifting books, inspiring quotes, and supportive people. The company you keep has a significant impact on your mindset.

  4. Practice self-compassion: Be kind and understanding towards yourself, especially during challenging times. Treat yourself with the same kindness and compassion you would offer a friend.

Remember, positive thinking is a skill that can be developed through consistent practice and perseverance. By adopting a positive mindset, you can transform your life and create a brighter future filled with possibilities.

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The Power of Optimism: Benefits of a Positive Attitude

Having a positive attitude can have a profound impact on your life. It can transform the way you perceive the world, handle challenges, and interact with others. Research shows that optimism is not just a fuzzy, feel-good concept; it has real benefits for your mental and physical well-being.

Mental Health

A positive attitude can do wonders for your mental health. It can help you cope with stress, anxiety, and depression. When faced with difficult situations, an optimistic outlook can give you the strength and resilience to bounce back. It allows you to see setbacks as temporary and challenges as opportunities for growth.

According to psychologist Martin Seligman, optimism is a key factor in preventing and recovering from mental health disorders. He writes, "Optimism helps you interpret your failures, setbacks, and losses as temporary, changeable, and due to specific circumstances. Pessimism, on the other hand, makes you more vulnerable to depression, anxiety, and helplessness".

Physical Health

A positive attitude not only benefits your mind but also has a positive impact on your physical health. Numerous studies have shown a strong link between optimism and better overall health outcomes.

Optimistic people tend to have lower levels of stress hormones, such as cortisol, which can have detrimental effects on the body. They also have stronger immune systems, reducing the risk of illnesses and infections. In fact, a study published in the Journal of Personality and Social Psychology found that optimists had a 35% lower risk of developing cardiovascular diseases compared to pessimists4 .


Your attitude can also influence the quality of your relationships. Optimistic individuals are more likely to have fulfilling and satisfying relationships with others. They are better at resolving conflicts, offering support, and maintaining positive connections.

According to renowned author and speaker Brené Brown, "Vulnerability is not winning or losing; it's having the courage to show up and be seen when we have no control over the outcome. Vulnerability is not weakness; it's our greatest measure of courage" 5 . By approaching relationships with an optimistic mindset, you create an environment of trust and openness, allowing for deeper connections and intimacy.


Optimism is a powerful driver of success. When you have a positive attitude, you possess a can-do mentality that propels you forward. Optimists are more likely to set and achieve ambitious goals, persist in the face of obstacles, and maintain a healthy level of self-confidence.

As legendary basketball coach Pat Riley said, "Being positive is not about expecting the best to happen every time, but accepting that whatever happens is the best for this moment." By adopting a positive mindset, you empower yourself to overcome challenges, embrace opportunities, and achieve greatness.

The benefits of cultivating a positive attitude are far-reaching. It not only improves your mental health, enhances your physical well-being, strengthens your relationships, but also propels you towards success. By embracing optimism, you can transform your life and the lives of those around you.

Remember, as author Norman Vincent Peale once said, "Change your thoughts and you change your world"6 . So, choose optimism, and watch as it opens the door to a brighter, happier, and more fulfilling life.

Changing Habits: How Negative Thoughts Impact Our Lives

Negative thoughts have a significant impact on our daily lives, affecting our emotions, behaviors, and overall well-being. These self-destructive thoughts can have a powerful hold over us, trapping us in a cycle of negativity and preventing us from living our lives to the fullest. It's crucial to understand the impact of negative thinking and how it can shape our reality.

When you consistently engage in negative thinking, you create a filter through which you view the world. This filter distorts your perception, making it difficult to see the positive aspects of life. It colors every experience with negativity, leading to feelings of frustration, sadness, and hopelessness. As a result, you may find yourself stuck in a never-ending loop of pessimism and dissatisfaction.

Negative thoughts also have a profound effect on your emotions. They can intensify feelings of anxiety, stress, and depression. Research has shown that negative thinking is associated with lower levels of resilience and poorer mental health. It becomes a self-perpetuating cycle where negative thoughts fuel negative emotions, and these emotions reinforce the negative thoughts, creating a vicious cycle that is challenging to break.

Moreover, negative thoughts can impact your physical health. Studies have found that chronic negative thinking can weaken the immune system, increase the risk of heart disease, and impair cognitive function. Your thoughts have the power to manifest themselves physically, influencing your body's response to stress and affecting your overall well-being.

Negative thoughts also have a significant impact on your relationships. When you constantly engage in negative thinking, you may unintentionally push people away. Your negativity can become a barrier to forming deep connections, as it can be draining and overwhelming for those around you. Furthermore, negative thoughts can affect your communication style, leading to misunderstandings and conflicts.

As Maya Angelou said, "If you don't like something, change it. If you can't change it, change your attitude." It's essential to recognize the power of negative thinking and the impact it has on your life. By acknowledging your negative thoughts and actively working to replace them with more positive and empowering ones, you can transform your perspective and ultimately improve your quality of life.

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Brain Training: Techniques to Encourage Positive Thinking

Training your brain to think positively is key to developing a positive attitude. By implementing certain techniques, you can rewire your brain to focus on the good rather than the negative. Here are some effective brain training techniques to encourage positive thinking:

  1. Practice Gratitude: Taking the time each day to reflect on what you are grateful for can significantly improve your mood and outlook on life. Research shows that expressing gratitude can lead to increased levels of happiness. Start a gratitude journal and write down three things you are thankful for each day. This simple practice will shift your focus from what's wrong to what's right in your life.

  2. Challenge Negative Thoughts: Often, negative thoughts can creep into our minds without us even realizing it. These thoughts can distort our perception of reality and impact our mood. It's essential to challenge these negative thoughts and replace them with positive ones. Psychologist Dr. Martin Seligman suggests a technique called "The ABCs of Rational Thinking" to challenge negative thoughts. Start by identifying the negative thought (A), then find evidence to dispute it (B), and finally replace it with a more realistic and positive thought (C).

  3. Engage in Positive Self-Talk: The way we talk to ourselves has a profound impact on our mindset. Engaging in positive self-talk can boost self-confidence, decrease stress levels, and promote a positive attitude. Replace negative self-talk with encouraging and affirming statements. For example, instead of saying, "I can't do this," reframe it to "I am capable, and I will give it my best."

  4. Surround Yourself with Positivity: Surrounding yourself with positive influences can significantly impact your mindset. Spend time with friends and family who uplift and inspire you. Avoid people who bring you down or constantly focus on the negative. Surrounding yourself with positive energy will help cultivate a positive attitude within yourself.

  5. Practice Mindfulness and Meditation: Mindfulness and meditation have been shown to reduce stress levels and increase overall well-being. Take a few moments each day to practice mindfulness, focusing your attention on the present moment. Engaging in guided meditation can help calm your mind and allow for positive thoughts to surface.

Remember, developing a positive attitude takes time and effort. It's crucial to be patient with yourself and practice these techniques consistently. As Dr. Wayne Dyer, a renowned self-help author, once said, "Change the way you look at things, and the things you look at change." By training your brain to think positively, you have the power to transform your life.

Overcoming Obstacles: Dealing with Negativity

Negativity can be a major roadblock on your journey towards cultivating a positive attitude. It can drag you down, hinder your progress, and make it difficult to maintain optimism. But remember, you have the power to overcome these obstacles and rise above the negativity.

The Impact of Negativity

Negative thoughts and emotions can have a profound effect on your mental and physical well-being. They can drain your energy, make it hard to focus, and even lead to feelings of anxiety and depression. Negativity can also hinder your ability to build meaningful relationships and achieve success in various aspects of your life.

Dr. Steve Maraboli, a motivational speaker and author, once said, "Once you replace negative thoughts with positive ones, you'll start having positive results." So, how can you transform negativity into positivity? Here are some strategies to help you on your journey:

Surround Yourself with Positivity

One of the most effective ways to combat negativity is by surrounding yourself with positive people and environments. Choose to spend time with individuals who uplift and inspire you. Seek out friends, mentors, or support groups that encourage personal growth and positivity.

Psychologist Shawn Achor, in his book "The Happiness Advantage," explains, "Happiness is contagious. Surrounding yourself with positive people will not only make you happier, but it will also increase your chances of success." So, make a conscious effort to distance yourself from negativity and surround yourself with people who radiate positivity.

Reframe Your Perspective

Another powerful technique for dealing with negativity is to reframe your perspective. Often, negative events or setbacks can be seen as opportunities for growth and learning. Instead of dwelling on the negative aspects, focus on the lessons you can learn from the situation.

Psychologist Martin Seligman, the founder of positive psychology, suggests practicing the "three Ps: Permanence, Pervasiveness, and Personalization." Remind yourself that negative experiences are temporary, not all-encompassing, and not a reflection of your worth as a person.

Practice Self-Compassion

When faced with negativity, it's essential to be kind and compassionate towards yourself. Practice self-care and self-compassion by acknowledging your feelings without judgment. Treat yourself with the same kindness and understanding that you would offer a close friend.

Dr. Kristin Neff, a leading expert in self-compassion, explains, "Self-compassion involves treating yourself with warmth and understanding when you suffer, fail, or feel inadequate." By cultivating self-compassion, you can counteract the impact of negativity and develop a more positive outlook.

Use Positive Affirmations

Positive affirmations are powerful tools that can help shift your mindset from negative to positive. These are short, empowering statements that you repeat to yourself regularly. Use affirmations that resonate with you and address the specific negative thoughts or beliefs you want to overcome.

Dr. Carmen Harra, a clinical psychologist and author, emphasizes the importance of positive affirmations: "By repeating affirmations, you can reprogram the way your brain thinks and create new patterns of positive thoughts." Write down affirmations and say them out loud daily to reinforce positive thinking and overcome negativity.

Seek Professional Help if Needed

Sometimes, dealing with negativity and overcoming obstacles can be challenging on your own. If you find yourself struggling excessively with negative thoughts or emotions, don't hesitate to seek professional help. A trained therapist or counselor can provide guidance, support, and valuable strategies to help you break free from negativity.

Remember, overcoming negativity is a journey. It's not something that happens overnight, but with consistent effort and the right mindset, you can conquer the obstacles in your path. By cultivating a positive attitude and surrounding yourself with positivity, you can transform your life and achieve lasting happiness and success.

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Practice Makes Perfect: Daily Exercises to Enhance Optimism

Practicing optimism is like training a muscle. The more you work on it, the stronger it becomes. By incorporating daily exercises into your routine, you can enhance your optimistic mindset and experience the many benefits that come with it.

1. Gratitude Journaling

Keeping a gratitude journal is a powerful way to shift your focus towards the positive aspects of your life. Each day, take a few minutes to write down three things you are grateful for. It could be as simple as a beautiful sunrise, a loving friend, or a good meal. By acknowledging and appreciating these small blessings, you train your brain to notice and savor the positive moments in your day.

Psychologist Dr. Robert Emmons says, "Gratitude helps you to bring what is good and pleasurable about life into the foreground of your attention."

2. Positive Affirmations

Affirmations are positive statements that you repeat to yourself daily. They help to rewire your brain by replacing negative thoughts with positive ones. When you find yourself thinking negatively, counteract it with a positive affirmation. For example, if you catch yourself thinking, "I can't do this," replace it with "I am capable and will succeed."

Renowned author Louise Hay once said, "Every thought you think and every word you speak is an affirmation. All of our self-talk, our internal dialogue, is a stream of affirmations. You're using affirmations every moment whether you know it or not. You're affirming and creating your life experiences with every word and thought."

3. Visualization

Visualization is a powerful tool used by athletes, performers, and successful individuals to improve performance and achieve their goals. Take a few moments each day to visualize your goals and aspirations. See yourself achieving them and feel the joy and satisfaction that comes with it. Visualization helps to reprogram your subconscious mind, making it easier for you to see the possibilities and believe in your own abilities.

4. Surround Yourself with Positive People

The company you keep has a significant impact on your mindset and overall well-being. Surround yourself with positive, supportive individuals who uplift and encourage you. Their positive energy will rub off on you and inspire you to maintain an optimistic outlook.

As motivational speaker Jim Rohn once said, "You are the average of the five people you spend the most time with."

5. Practice Mindfulness

Mindfulness involves paying attention to the present moment without judgment. It allows you to fully experience and appreciate the joy and beauty that surrounds you. Take a few minutes each day to practice mindfulness through activities such as meditation, deep breathing, or simply observing your surroundings. By being fully present and aware, you can let go of negative thoughts and cultivate a more optimistic mindset.

Remember, cultivating optimism is a journey that requires consistent effort and practice. Incorporate these daily exercises into your routine and watch as your mindset gradually shifts towards the positive. As you continue to train your brain to be more optimistic, you will find yourself embracing each day with renewed hope, resilience, and joy.

So start today and take the first step towards a more optimistic and fulfilling life. You deserve it!

Case Studies: Real-life Examples of Positivity's Impact

Real-life examples of the power of positivity can be incredibly inspiring and motivational. They serve as a reminder that a positive attitude can truly make a difference in our lives. Let's take a look at a few cases where individuals experienced firsthand the transformative effects of cultivating a positive mindset.

1. The Power of Gratitude

In one study conducted by Robert A. Emmons, a leading gratitude researcher, participants were asked to write down three things they were grateful for each day. The results were astounding. Participants reported feeling more optimistic, experiencing less physical pain, and even sleeping better. As Emmons puts it, "Gratitude is the healthiest of all human emotions. The more you express gratitude for what you have, the more likely you will have even more to express gratitude for."

2. Overcoming Adversity with Resilience

Another compelling case study is the story of Ben, a survivor of a devastating car accident. Despite the physical challenges he faced, Ben maintained an incredibly positive attitude. He once said, "I could have easily given up, but I chose to focus on what I still had rather than what I had lost." By embracing a resilient mindset, Ben not only made a remarkable recovery but also became a source of inspiration for others facing similar hardships.

3. The Effects of Positive Self-talk

Positive self-talk can have a profound impact on our wellbeing. A study conducted by Dr. Christopher McCarthy examined the effects of self-talk on performance. His research showed that individuals who engaged in positive self-talk performed better and experienced higher levels of confidence. As one participant stated, "When I started believing in myself, my whole life changed. I realized that I had the power to overcome any obstacle."

4. Enhancing Wellbeing through Acts of Kindness

Acts of kindness not only benefit others but also have a positive impact on our own wellbeing. A study conducted by Sonja Lyubomirsky, a professor of psychology, found that individuals who engaged in acts of kindness experienced increased happiness and life satisfaction. Whether it's volunteering, helping a friend, or giving back to the community, acts of kindness can bring immense joy and fulfillment.

These real-life examples demonstrate the power of positivity in various aspects of our lives. They remind us of the potential we all have to transform our mindset and embrace a more optimistic outlook. By incorporating positive thinking techniques into our daily lives, we can create a ripple effect of happiness and resilience that extends far beyond ourselves.

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Helpful Resources: Books and Apps to Boost Optimism

Reading books and using apps are great ways to enhance your optimism and develop a positive attitude. Here are some helpful resources that can guide you on your journey towards cultivating a more positive mindset:

  1. "Learned Optimism: How to Change Your Mind and Your Life" by Martin Seligman
  • This book, written by renowned psychologist Martin Seligman, explores the concept of learned optimism and provides practical techniques to help you change your perspective and overcome pessimistic thinking. Seligman's work has been widely regarded as a breakthrough in the field of positive psychology, and his insights can help you rewire your brain for a more positive outlook on life.
  1. "The Power of Positive Thinking" by Norman Vincent Peale
  • Norman Vincent Peale's classic book has been inspiring readers for decades with its timeless message of the impact of positive thinking on our lives. Through stories and practical advice, Peale offers strategies to strengthen your faith, alleviate stress, and cultivate optimism. This book is a must-read for anyone searching for motivation and encouragement.
  1. "The Happiness Advantage: The Seven Principles of Positive Psychology That Fuel Success and Performance at Work" by Shawn Achor
  • In this captivating book, Shawn Achor explores the relationship between happiness and success, drawing on the principles of positive psychology. Achor shares valuable insights and practical strategies to help individuals develop a positive mindset, boost productivity, and improve overall well-being. This book is an excellent resource for those aiming to thrive in their personal and professional lives.
  1. "The Optimistic Child: A Proven Program to Safeguard Children Against Depression and Build Lifelong Resilience" by Martin Seligman
  • In this groundbreaking book, Martin Seligman focuses on raising optimistic children and preventing depression. Seligman provides parents with effective strategies to teach their children resilience, optimism, and positive thinking skills, setting them up for a brighter future. If you have children or work with young people, this book can greatly benefit both you and the young minds in your life.

In addition to these books, there are numerous apps available that can support your journey towards a more positive attitude. Here are a few that have received positive user reviews:

  • Happify

  • Calm

  • Gratitude Journal

  • Headspace

Remember, developing a positive attitude is a continuous process, and these resources can serve as valuable companions along the way. Happy reading and exploring!

Challenges Ahead: Maintaining a Positive Attitude in Difficult Times

Life can be tough, and there will always be challenges that test our strength and resilience. It's during these difficult times that maintaining a positive attitude becomes even more crucial. Adversities may shake you to your core, but it's how you respond to them that truly defines your character.

Embrace the Power of Perspective

When faced with adversity, it's easy to get caught up in negative thoughts and emotions. However, it's essential to remember that your perspective can make all the difference. As renowned motivational speaker Tony Robbins once said, "The only way to change your life is to change your perspective."

Instead of dwelling on the difficulties, try to reframe them as opportunities for growth and self-improvement. You might not have control over external circumstances, but you have complete control over how you choose to react to them. By shifting your perspective, you can turn challenges into stepping stones towards a brighter future.

Nurture a Supportive Network

During tough times, it's crucial to surround yourself with a supportive network of friends, family, and loved ones. Their presence can offer comfort, guidance, and motivation when you need it most. Building a strong support system is essential for maintaining a positive attitude, as it reminds you that you're not alone in your struggles.

Reach out to your trusted confidantes and share your burdens. Remember, it's okay to ask for help. As Helen Keller famously said, "Alone, we can do so little; together, we can do so much."

Practice Self-Care

Taking care of yourself is vital when navigating difficult times. Self-care activities, such as exercise, meditation, or engaging in hobbies you enjoy, can help you recharge and rejuvenate. Prioritizing self-care allows you to build resilience and maintain a positive mindset, even in the face of adversity.

As the Dalai Lama wisely stated, "Happiness is not something ready-made. It comes from your own actions." By practicing self-care, you are actively nurturing your own happiness and well-being.

Find Inspiration in Others' Stories

Sometimes, maintaining a positive attitude can feel like an uphill battle. In these moments, it can be helpful to seek inspiration from others who have overcome challenges similar to your own. Real-life examples of resilience and optimism can serve as a guiding light, showing you that it is possible to find hope and positivity, even in the darkest of times.

Discovering stories of individuals who have triumphed over adversity can remind you that you have the strength within you to overcome whatever challenges you may be facing. As American author and activist Maya Angelou once said, "You may encounter many defeats, but you must not be defeated."

Celebrate Small Victories

In difficult times, it's crucial to celebrate even the smallest victories. Whether it's completing a challenging task or simply getting through a challenging day, acknowledging your achievements can provide a much-needed boost to your positivity and self-esteem.

As motivational speaker Zig Ziglar famously said, "You are what you think you are. You are what you go for. You get what you expect." Embrace a mindset of celebrating progress, no matter how small, and watch as your positivity grows.

Seek Professional Help if Needed

If you find yourself consistently struggling to maintain a positive attitude despite your best efforts, it might be helpful to seek professional help. Therapists, counselors, or life coaches can provide guidance and support tailored to your specific needs.

Remember, seeking help is a sign of strength, not weakness. By addressing any underlying issues or negative thought patterns, you can equip yourself with the tools necessary to navigate difficult times with resilience and optimism.

Maintaining a positive attitude in difficult times is not always easy, but it is possible. By embracing the power of perspective, nurturing a supportive network, practicing self-care, finding inspiration in others' stories, celebrating small victories, and seeking professional help if needed, you can train your brain to be more optimistic.

Remember, "The struggle you're in today is developing the strength you need for tomorrow." So keep pushing forward, believe in yourself, and never underestimate the power of a positive attitude.

Helpful Resources

  • "The Obstacle Is the Way: The Timeless Art of Turning Trials into Triumph" by Ryan Holiday

  • "Mindset: The New Psychology of Success" by Carol S. Dweck, Ph.D.

  • "The Power of Now: A Guide to Spiritual Enlightenment" by Eckhart Tolle

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It is crucial to remember that practicing and reinforcing positive thinking on a daily basis is essential for long-term success. As psychologist Shawn Achor once said, "Happiness is not the belief that we don't need to change; it's the realization that we can." By making a conscious effort to shift our focus away from negativity and actively seek out positive experiences, we can retrain our brains to find the silver lining in any situation. Moreover, the real-life examples of individuals who have successfully embraced positivity highlight that with determination and perseverance, it is possible to maintain a positive attitude even in the face of adversity.

Overall, training our brains to cultivate a positive attitude is an ongoing process that requires dedication and effort. It is not a quick fix but rather a lifestyle change that can have a profound impact on our happiness and overall outlook on life. As the saying goes, "Optimism is the faith that leads to achievement. Nothing can be done without hope and confidence." So, let us embrace positivity, feed our minds with optimism, and watch our lives transform for the better.

1Norman Vincent Peale, "The Power of Positive Thinking" (1952)
2Martin Seligman, "Learned Optimism: How to Change Your Mind and Your Life" (1991)
3Steve Jobs, Stanford University Commencement Speech, 2005
4Martin Seligman, Learned Optimism: How to Change Your Mind and Your Life (1990).
5Martin Seligman, Learned Optimism: How to Change Your Mind and Your Life (1990).
6Seligman et al., "Optimism, Positivity, and Mental Health: A Meta-Analytic Review", Clinical Psychology Review (2019).
7Tindle et al., "Optimism, Pessimism, and Incident Cardiovascular Disease and Mortality in the Women's Health Initiative", Circulation (2009).
8Brené Brown, Daring Greatly: How the Courage to Be Vulnerable Transforms the Way We Live, Love, Parent, and Lead (2012).
9Norman Vincent Peale, The Power of Positive Thinking (1952).
10Michael D. Yapko, "Breaking the Patterns of Depression" (2004).
11Martin E. P. Seligman, "Learned Optimism: How to Change Your Mind and Your Life" (1990).
12Robert A. Emmons, "Thanks!: How the New Science of Gratitude Can Make You Happier" (2007)
13Martin E. P. Seligman, "Learned Optimism: How to Change Your Mind and Your Life" (1990)
14Wayne W. Dyer, "Your Erroneous Zones" (1976)
15Martin Seligman, "Learned Optimism: How to Change Your Mind and Your Life" (1990)
16Steve Maraboli, "Unapologetically You: Reflections on Life and the Human Experience" (2013)
17Shawn Achor, "The Happiness Advantage: The Seven Principles of Positive Psychology That Fuel Success and Performance at Work" (2010)
18Seligman, "Learned Optimism"
19Kristin Neff, "Self-Compassion: The Proven Power of Being Kind to Yourself" (2011)
20Carmen Harra, "The Karma Queens' Guide to Relationships" (2015)
21Robert Emmons, "Thanks!: How Practicing Gratitude Can Make You Happier" (2008)
22Louise Hay, "You Can Heal Your Life" (1984)
23Jim Rohn, "The Art of Exceptional Living" (1993)
24Robert A. Emmons, Thanks!: How Practicing Gratitude Can Make You Happier (2008)
25Christopher P. McCarthy, The Power of Self-Talk: How Words Can Change Your Mind, Your Life, and Your Relationships (2012)
26Sonja Lyubomirsky, The How of Happiness: A Scientific Approach to Getting the Life You Want (2007)
27Martin Seligman, "Learned Optimism: How to Change Your Mind and Your Life" (1990)
28Norman Vincent Peale, "The Power of Positive Thinking" (1952)
29Shawn Achor, "The Happiness Advantage: The Seven Principles of Positive Psychology That Fuel Success and Performance at Work" (2010)
30Martin Seligman, "The Optimistic Child: A Proven Program to Safeguard Children Against Depression and Build Lifelong Resilience" (1995)
31Tony Robbins, "Awaken the Giant Within" (1991)
32Helen Keller, "The Open Door" (1957)
33Dalai Lama XIV and Howard C. Cutler, "The Art of Happiness" (1998)
34Maya Angelou, "I Know Why the Caged Bird Sings" (1969)
35Zig Ziglar, "See You at the Top" (1975)
37Ryan Holiday, "The Obstacle Is the Way" (2014)
38Carol S. Dweck, "Mindset" (2006)
39Eckhart Tolle, "The Power of Now" (1997)