Happiness, like cholesterol（胆固醇） level, is a genetically influenced trait. Yet as cholesterol is also influenced by diet and exercise, so our happiness is to some extent under our personal control.  Realize that enduring happiness do

1. Don't worry about making your dreams come true College graduates are often told: "follow your passion," do "what you love," what you were "meant to do," or "make your dreams come true." Two-thirds think they