Being too happy is bad for you. 8 on 1 10-scale is just right. Eg. cancer patients are more likely to survive if they're at an 8 instead of 9 or 10. Ed Diener More Quotes by Ed Diener More Quotes From Ed Diener It appears that the way people perceive the world is much more important to happiness than objective circumstances. Ed Diener important people world Psychological wealth includes life satisfaction, the feeling that life is full of meaning, a sense of engagement in interesting activities, the pursuit of important goals, the experience of positive emotional feelings, and a sense of spirituality that connects people to things larger than themselves. Ed Diener emotional positive people