The magnitude of an action may change not only the strength of its impact, but the direction. If you became a dentist, for example, you would certainly be an asset to our society. But what if everyone became a dentist? Who would bake the bread? Who would build the houses?

Be sure to expose yourself to criticism: A fine polish requires an abrasive.

Know what to do if you feel faint or dizzy, especially if you might fall and hit your head.

Be able to decline a date so gracefully that the person isn't embarrassed that he or she asked.

Revenge feels right only to those directly involved. Justice feels right even to outsiders.

There's plenty of intelligence in the world, but the courage to do things differently is in short supply.

Teens think listening to music helps them concentrate. It doesn't. It relieves them of the boredom that concentration on homework induces.