I will not be afraid because I understand ... And understanding is happiness.

I'm sure the universe is full of intelligent life. It's just been too intelligent to come here.

The best proof that there's intelligent life in the universe is that it hasn't come here.

If such a thing had happened once, it must surely have happened many times in this galaxy of a hundred billion suns.

I have a fantasy where Ted Turner is elected President but refuses because he doesn't want to give up power.

I am an optimist. Anyone interested in the future has to be otherwise he would simply shoot himself.

I don't believe in astrology; I'm a Sagittarius and we're skeptical.