The novels were all right for a while until she found out that most of them were like the movies - all about the pretty ones who really own the world.

As far as hypnosis is concerned, I had a very serious problem when I was in my twenties. I encountered a man who later became the president of the American Society of Medical Hypnosis. He couldn't hypnotize me.

I repeat Sturgeon's Revelation, which was wrung out of me after twenty years of wearying defense of science fiction against attacks of people who used the worst examples of the field for ammunition, and whose conclusion was that ninety percent of it is crud.

The story of my very first sale is the fact that I dreamed up a foolproof paper to cheat an insurance company out of several hundred thousand dollars.

Inner space is so much more interesting, because outer space is so empty.

It's the Simple things that are really effective. Try to remember that.

Nothing is always absolutely so