“The single best thing” Mel Robbins has ever done began with a stressful moment on her son’s prom night. She was agonizing over the teens’ lack of dinner plans and the fact that it was raining and ...

Ms. Daum is the author of the forthcoming book “The Catastrophe Hour.” Until three weeks ago, my idea of accepting help was allowing another driver to let me in front of him while changing lanes in ...