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

The success of a science fiction writer is if he can write a good read.

Good morning, doctors. I have taken the liberty of removing Windows 95 from my hard drive.

Don't mess up the environment until you're quite sure what you're doing.

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

I also believe - and hope - that politics and economics will cease to be as important in the future as they have been in the past; the time will come when most of our present controversies on these matters will seem as trivial, or as meaningless, as the theological debates in which the keenest minds of the Middle Ages dissipated their energies. Politics and economics are concerned with power and wealth, neither of which should be the primary, still less the exclusive, concern of full-grown men.

A faith that cannot survive collision with the truth is not worth many regrets.