Suppose you're on a game show, and you're given the choice of three doors. Behind one door is a car, the others, goats. You pick a door, say #1, and the host, who knows what's behind the doors, opens another door, say #3, which has a goat. He says to you: 'Do you want to pick door #2?' Is it to your advantage to switch your choice of doors?

Know what happens when an individual declares bankruptcy and how it affects his or her life.

No one would choose to be jerked randomly off task again and again until you have half a dozen things you're trying to get done, all at the same time.

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?

Know about the appeals process, especially in the case of the most serious crimes.

A friend is someone who stays by your side all through the troubles he's caused you.

At first, I only laughed at myself. Then I noticed that life itself is amusing. I've been in a generally good mood ever since.