We are all . . . children of this universe. Not just Earth, or Mars, or this system, but the whole grand fireworks. And if we are interested in Mars at all, it is only because we wonder over our past and worry terribly about our possible future.

Remember, the firemen are rarely necessary. The public itself stopped reading of its own accord.

You don't organize metaphors . . . you explode them.

I want to feel all there is to feel, he thought. Let me feel tired, now, let me feel tired. I mustn't forget, I'm alive, I know I'm alive, I mustn't forget it tonight or tomorrow or the day after that.

Sometimes you just have to jump out the window and grow wings on the way down.

How to feel your way toward something honest, hidden under the trapdoor on the top of your skull.

I was doing a terrible thing in using the very books you clung to, to rebut you on every hand, on every point! What traitors books can be! You think they're backing you up, and then they turn on you. Others can use them, too, and there you are, lost in the middle of the moor, in a great welter of nouns and verbs and adjectives.