As its best, SF is the medium in which our miserable certainty that tomorrow will be different from today in ways we cant predict, can be transmuted to a sense of excitement and anticipation, occasionally evolving into awe. Poised between intransigent scepticism and uncritical credulity, it is par excellence the literature of the open mind.

What people want, mainly, is to be told by some plausible authority that what they are already doing is right. I don't know know of a quicker way to become unpopular than to disagree.

There are two kinds of fools. One says, "This is old, and therefore good." And one says, " This is new, and therefore better.

Don't bother explaining--I've heard all the excuses and the trouble is most of them are true.

Like living creatures, automobiles expired when their environment became saturated with their own excreta. We ourselves are living creatures. We don't want the same to happen to us.

"Pay him what was promised", said the caliph. "And put out his eyes."

To go faster you must slow down.