Your digestive system is your body's Fun House, whereby food goes on a long, dark, scary ride, taking all kinds of unexpected twists and turns, being attacked by vicious secretions along the way, and not knowing until the last minute whether it will be turned into a useful body part or ejected into the Dark Hole by Mister Sphincter.

Not all chemicals are bad. Without chemicals such as hydrogen and oxygen, for example, there would be no way to make water, a vital ingredient in beer.

People don't like it when you make fun of a celebrity. When you make fun of a celebrity, you'll hear from really loyal fans of that celebrity.

The major advantage of domestic travel is that, with a few exceptions such as Miami, most domestic locations are conveniently situated right here in the United States.

Another well-known Paris landmark is the Arc de Triomphe, a moving monument to the many brave women and men who have died trying to visit it.