Only if the third necessary thing could be given us. Number one, as I said: quality of information. Number two: leisure to digest it. And number three: the right to carry out actions based on what we learn from the interaction of the first two.

Reality and Fiction are different in that fiction has to make sense.

I would not see our candle blown out in the wind. It is a small thing, this dear gift of life handed us mysteriously out of immensity. I would not have that gift expire... If I seem to be beating a dead horse again and again, I must protest: No! I am beating, again and again, living man to keep him awake and move his limbs and jump his mind... What's the use of looking at Mars through a telescope, sitting on panels, writing books, if it isn't to guarantee, not just the survival of mankind, but mankind surviving forever!

Libraries are absolutely at the center of my life. Since I couldn't afford to go to college, I attended the library three or four days a week from the age of eighteen on, and graduated from the library when I was twenty-eight.

Quantity produces quality. If you only write a few things, you're doomed.

I got a statistic for you right now. Grab your pencil, Doug. There are five billion trees in the world. I looked it up. Under every tree is a shadow, right? So, then, what makes night? I'll tell you: shadows crawling out from under five billion trees! Think of it! Shadows running around in the air, muddying the waters you might say. If only we could figure a way to keep those darn five billion shadows under those trees, we could stay up half the night, Doug, because there'd be no night!

He glanced back at the wall. How like a mirror, too, her face. Impossible; for how many people did you know who reflected your own light to you? People were more often--he searched for a simile, found one in his work--torches, blazing away until they whiffed out. How rarely did other people's faces take of you and throw back to you your own expression, your own innermost trembling thought?