In a new book, Deborah Norville marshals medical studies to advance her argument that a little bit of ‘thank you’ goes a long way toward happiness.
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By Jeneen Interlandi
Newsweek
Updated: 3:56 p.m. ET Oct 3, 2007
Oct. 3, 2007 – Psychology has long concerned itself with what ails the human mind. Since the days of Freud, the [...]