Indeed, psychological scientists have discovered what appears to really increase happiness. ”The strongest predictor of happiness is not money, or external recognition through success or fame,” Gruber says. ”It’s having meaningful social relationships.” That means the best way to increase your happiness is to stop worrying about being happy and instead divert your energy to nurturing the social bonds you have with other people. ”If there’s one thing you’re going to focus on, focus on that. Let all the rest come as it will.”

http://www.zeitnews.org/social-and-behavioral-science-research/happiness-has-a-dark-side.html