A man who grows that much hair,' critics were fond of saying, 'must have a lot to hide.

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

It was one thing to have guessed it, another to have had that guess confirmed beyond possibility of refutation.

I don't pretend we have all the answers. But the questions are certainly worth thinking about.

A man who grows that much hair,' critics were fond of saying, 'must have a lot to hide.

The best measure of a man's honesty isn't his income tax return. It's the zero adjust on his bathroom scale.

God said, 'Cancel Program GENESIS.' The universe ceased to exist.