Shankar Vedantam

Expectant parents often daydream about their children's future. What sports will they play in school? Will they become musicians, or scientists?

Royce and Jessica James had big dreams for their baby, too. But when an ultrasound revealed they were having a daughter, Jessica began to worry about how gender stereotypes would affect their child.

Everyone has regrets. You probably have a few of them. By some estimates, regret is the most common negative emotion that we talk about, and the second-most common emotion mentioned in our daily lives.

How great would it be to win a brand new car? How horrible would it be to get laid off from your job? Research by psychologist Dan Gilbert at Harvard University suggests not that great and not that horrible (respectively).

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