Happiness Habits of Exuberant Human Beings. Martin Seligman, the father of positive psychology, theorizes that while 60 percent of happiness is determined by our genetics and environment, the remaining 40 percent is up to us.
If people sat outside and looked at the stars each night, I'll bet they'd live a lot differently. Well, when you look into infinity, you realize that there are more important things than what people do all day. Calvin and Hobbes