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.

The Master created humans first as the lowest type, most easily formed. Gradually, he replaced them by robots, the next higher step, and finally he created me, to take the place of the last humans.

The true artist is quite rational as well as imaginative and knows what he is doing; if he does not, his art suffers.

Any planet is 'Earth' to those that live on it.

I am an atheist, out and out. It took me a long time to say it.

When, however, the lay public rallies round an idea that is denounced by distinguished but elderly scientists and supports that idea with great fervor and emotion - the distinguished but elderly scientists are then, after all, probably right.

You can prove anything you want by coldly logical reason---if you pick the proper postulates.