In a 1998 study, children praised for being smart later chose easier problems and lied about their scores, while children praised for effort chose harder ones and told the truth
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The strong personality others struggle with, and what it actually asks of them
Morning people report being happier than night owls, but the gap may say less about discipline and more about the fact that schools, offices and social life were all built to their clock
A Finnish study on sisu found that pushing through discomfort splits into two separate traits, one linked to better well-being and the other to persistent work stress