Morally upstanding people are the do-gooders of society, right? Actually, a new study finds that a sense of moral superiority can lead to unethical acts, such as cheating. In fact, some of the best do-gooders can become the worst cheats.
http://news.yahoo.com/s/livescience/20071115/sc_livescience/oddlyhypoc risyrootedinhighmorals