What work do I have to do then?" said Will, but went on at once, "No, on second thought, don't tell me. I shall decide what I do. If you say my work is fighting, or healing, or exploring, or whatever you might say, I'll always be thinking about it. And if I do end up doing that, I'll be resentful because it'll feel as if I didn't have a choice, and if I don't do it, I'll feel guilty because I should. Whatever I do, I will choose it, no one else.

We feel cold, but we don't mind it, because we will not come to harm. And if we wrapped up against the cold, we wouldn't feel other things, like the bright tingle of the stars, or the music of the aurora, or best of all the silky feeling of moonlight on our skin. It's worth being cold for that.

The idea hovered and shimmered delicately, like a soap bubble, and she dared not even look at it directly in case it burst. But she was familiar with the way of ideas, and she let it shimmer, looking away, thinking about something else.

The justice of it seems to children correct and right - I mean, we laugh at it! We underestimate children's ability to know what is a story and what isn't.

When you choose one way out of many, all the ways you don't take are snuffed out like candles, as if they'd never existed. At that moment all Will's choices existed at once. But to keep them all in existence meant doing nothing. He had to choose, after all.

I am a strong believer in the tyranny, the dictatorship, the absolute authority of the writer.

D'you know how embarrassing it is to mention good and evil in a scientific laboratory? Have you any idea? One of the reasons I became a scientist was not to have to think about that kind of thing.