Scientists derive satisfaction from figuring out the puzzle. It's about the quest, not the grail.

We are reaching the stage where the problems we must solve are going to become insoluble without computers. I do not fear computers, I fear the lack of them.

When I sit down at the typewriter, I write. Someone once asked me if I had a fixed routine before I start, like setting up exercises, sharpening pencils, or having a drink of orange juice. I said, "No, the only thing I do before I start writing is to make sure that I'm close enough to the typewriter to reach the keys."

It takes more than capital to swing business. You've got to have the A. I. D. degree to get by - Advertising, Initiative, and Dynamics.

Unfortunately, in many cases, people who write science fiction violate the laws of nature, not because they want to make a point, but because they don't know what the laws of nature are.

Humanity is cutting down its forests, apparently oblivious to the fact that we may not be able to live without them.

There is no Master but the Master,” he said, “and QT-1 is his prophet.