Today we haved touched Mars. There is life on Mars, and it us us-extensions of our eyes in all directions, extensions of our mind, extensions of our heart and soul have touched Mars today. That's the message to look for there: We are on Mars. We are the Martians!

We Earth Men have a talent for ruining big, beautiful things. The only reason we didn't set up hot-dog stands in the midst of the Egyptian temple of Karnak is because it was out of the way and served no large commercial purpose.

I've grown up on a diet of metaphors. If young writers would find those writers who can give them metaphors by the bushel and the peck, then they'll become better writers - to learn how to capsualize things and present them in metaphorical form.

How talented was death. How many expressions and manipulations of hand, face, body, no two alike.

Thus through half-belief, we are often doomed to repeat that very past we should have learned from.

Science fiction is the most important literature in the history of the world, because it's the history of ideas, the history of our civilization birthing itself. ...Science fiction is central to everything we've ever done, and people who make fun of science fiction writers don't know what they're talking about.

Hold summer in your hand, pour summer in a glass, a tiny glass of course, the smallest tingling sip, for children; change the season in your veins by raising glass to lip and tilting summer in.