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.

Have enough sense to know, ahead of time, when your skills will not extend to wallpapering.

Know the official post office abbreviations for all 50 states without having to consult a list.

Be able to recognize the dangerous snakes, spiders, insects, and plants that live in your area of the country.

Know how to behave at a fine restaurant, which is a telltale measure of social maturity.

When you're in a good mood, bring up the past. When you're in a bad mood, stick to the present. And when you're not feeling emotional at all, it's time to talk about the future.

People who work crossword puzzles know that if they stop making progress, they should put the puzzle down for a while.