Even in times of calm, we trend toward arrogance. About 90 percent of drivers think they are safer than the average driver. Most people also think they are less likely than others to get divorced, have heart disease, or get fired. And three out of four baby boomers think they look younger than their peers. People have a tendency to believe that they are, well, superior. Psychologists call this the “Lake Wobegon effect”—after the fictitious Minnesota town invented by Garrison Keillor, who described it as a place “where the women are strong, the men are good-looking, and all the children are
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