I've handed life and death back to the people who do the living and the dying.

If you can have everything at fifty that you wanted when you were fifteen, you're happy.

One of the things that everybody knows about space travel but never mentions is its aphrodisiac quality.

It's obvious we can't all be a Gully Foyle, but most of us energize at such a low level, so far short of our real capabilities, we could all be more, do more.

If a man's got talent and guts to buck society, he's obviously above average. You want to hold on to him. You straighten him out and turn him into a plus value. Why throw him away? Do that enough and all you've got left are the sheep.

The test of intellect is the refusal to belabor the obvious.

Faith in faith' he answered himself. 'It isn't necessary to have something to believe in. It's only necessary to believe that somewhere there's something worthy of belief