If ever you want to touch the hand and the heart of God Almighty, you can do it through the body of someone you love. Anytime. Anywhere. Without no middleman.

They say dogs ignore their reflections in mirrors because they can't smell them. Dogs, unlike people, are not fooled by what they see.

Corollary 1: The existence of immense quantities of trash in science fiction is admitted and it is regrettable; but it is no more unnatural than the existence of trash anywhere.

Ninety percent of SF [science fiction] is crud, but then, ninety percent of everything is crud.

You write a story about loneliness, and you grab them all because everybody's an expert on that one.

I quit my job, and went ashore to become a writer.

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.