What would you say if you were asked, ""What is the most important thing in life?""



Happiness is not something that exists outside of you; it comes from within. It is not something given to you by others; it is something that resides in your heart.



The functioning of the brain and thought patterns have a significant impact on our sense of happiness. Depending on how the brain functions and how we think, the degree of happiness we feel can change.



By continuously making an effort to think positively about various events, you can develop a ""happy brain"" that sees the positive side of everything. Thanks to advances in neuroscience and psychology, the reality of the ""happy brain"" has been scientifically elucidated.



Each day is a journey in life, and living brightly and powerfully will lead to a happy life. In the one life you have, happiness arises from fully utilizing the time you are given, striving toward your dreams and goals, and living to the fullest.



This book offers tips on nurturing the ""happy brain,"" which holds the key to happiness, and living a Well-Being life. I sincerely hope that readers will embark on a happy and joyful journey through life.