Compléter 104-testVersion en ligne 104-test par Farhad Key 1 also leads informative better imagine events improving imagining those Interventions led new Want to know what will make you happy ? Then ask a total stranger ? or so says a study from Harvard University , which shows that another person's experience is often more than your own best guess . The study , which appears in the current issue of Science , was by Daniel Gilbert , professor of psychology at Harvard and author of the 2007 bestseller Stumbling on Happiness , along with Matthew Killingsworth and Rebecca Eyre , of Harvard , and Timothy Wilson of the University of Virginia . " If you want to know how much you will enjoy an experience , you are off knowing how much someone else enjoyed it than knowing anything about the experience itself , " says Gilbert . " Rather than closing our eyes and the future , we should examine the experience of who have been there . Previous research in psychology , neuroscience , and behavioral economics has shown that people have difficulty predicting what they will like and how much they will like it , which them to make a wide variety of poor decisions . aimed at the accuracy with which people future have been generally unsuccessful .
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