There's a great fear of the imagination. It's a dangerous thing. It's out of control, it's subversive.

When action grows unprofitable, gather information; when information grows unprofitable, sleep.

What the brain does by itself is infinitely more fascinating and complex than any response it can make to chemical stimulation.

Science fiction is not prescriptive; it is descriptive.

It's probably simply a matter of temperament that I never stopped to wonder if I could "match" what I had done, never choked off my writing by competing with myself, or with anybody else for that matter. My ambition was absolutely centered on the work itself, never on what it would bring me, or "who" it would make me. I never cared about that at all.

What you select from, in order to tell your story, is nothing less than everything. What you build up your world from, your local, intelligible rational, coherent world, is nothing less than everything. . . . . All human knowledge is local. Every life, each human life is local, is arbitrary, the infinitesimal momentary glitter of a reflection.

Meeting writers is always so disappointing. I got over wanting to meet live writers quite a long time ago. There is this terrific book that has changed your life, and then you meet the author, and he has shifty eyes and funny shoes and he won't talk about anything except the injustice of the United States income tax structure toward people with fluctuating income, or how to breed Black Angus cows, or something.