Sloths move at the speed of congressional debate but with greater deliberation and less noise.

Then basically what was happening was that it was the middle '80s, and Rolling Stone realized that a lot of their readers had voted for [Ronald] Reagan, and they were going, "Gosh! We need a Republican! Does anybody know a Republican? Wait a minute! I think P.J.'s a Republican!"

A U.S. dollar is an IOU from the Federal Reserve Bank. It's a promissory note that doesn't actually promise anything. It's not backed by gold or silver.

Pollution is a problem, and there's the whole problem of the spoiling of the commons, but we've addressed the pollution problem on a variety of different levels in a variety of ways, and it's worked pretty well.

I was told to hand over my disposable lighter, to prevent, I suppose, any threat of "Do what I say or I'll light this Marlboro and you'll all die - in thirty years due to inhalation of secondhand smoke."

Humor is, by its nature, more truthful than factual.

The body is forever teaching us lessons. There are all sorts of things that we can't do, shouldn't do, had better not do very often or do for too long as we get older. The body makes its presence known.