The Iranians are Moslems and the Iraqi are Moslems. Both are certain that there is no God but Allah and that Mohammed is his prophet and believe it with all their hearts. And yet, at the moment, Iraq doesn't trust Iran worth a damn, and Iran trusts Iraq even less than that. In fact, Iran is convinced that Iraq is in the pay of the Great Satan (that's God-fearing America, in case you've forgotten) and Iraq counters with the accusation that it is Iran who is in the pay of the Great Satan. Neither side is accusing the Godless Soviets of anything, which is a puzzle

At two-tenths the speed of light, dust and atoms might not do significant damage even in a voyage of 40 years, but the faster you go, the worse it is--space begins to become abrasive. When you begin to approach the speed of light, hydrogen atoms become cosmic-ray particles, and they will fry the crew. ...So 60,000 kilometers per second may be the practical speed limit for space travel.

Any teacher that can be replaced by a computer should be replaced by a computer.

One might accept death reasoningly, with every aspect of the conscious mind, but the body was a brute beast that knew nothing of reason.

If I were not an atheist, I would believe in a God who would choose to save people on the basis of the totality of their lives and not the pattern of their words. I think he would prefer an honest and righteous atheist to a TV preacher whose every word is God, God, God and whose every deed is foul, foul, foul.

The law of conservation of energy tells us we can't get something for nothing, but we refuse to believe it.

I don't believe in personal immortality; the only way I expect to have some version of such a thing is through my books.