The amazing impact of a smile
By Natasha Josefowitz SAN DIEGO — “Laugh, and the world laughs with you; Weep, and you weep alone.” These are the first two lines of Ella Wheeler Wilcox’s 1883 poem “Solitude.” Little did she know that this thought was the precursor of contemporary cognitive science, which has discovered the mechanism behind empathy: mirror neurons. When we […]
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