http://blog.newsweek.com/blogs/tipsheet/archive/2008/01/19/the-how-to-of-leading-a-happy-life.aspxIllustration: Chris Gash for Newsweek If your parents are unhappy, are you destined for unhappiness, too? Psychologists used to believe that genes played a determining role in our state of mind. But new research is finding that people can do more thanenCommunityServer 2.1 SP2 (Debug Build: 2.18)