Why don’t we take our own advice?

‘There’s a huge gulf between grasping something intellectually and really feeling it in your bones’“Why is it so hard to take your own advice?” the psychology writer Melissa Dahl asked in a New York magazine essay some months ago, and the question’s been bugging me ever since. I have the towering arrogance to imagine that if you followed some of the suggestions made each week in this column, you might be moderately happier or more productive, with a little les