Tell him, we are not devils but we have friends who are.

We don't need lists of rights and wrongs, tables of do's and don'ts: we need books, time, and silence. Thou shalt not is soon forgotten, but Once upon a time lasts forever.

One moment several things are possible, the next moment only one happens, and the rest don't exist. Except that other worlds have sprung into being, on which the did happen.

Make this the golden rule, the equivalent of the Hippocratic oath: Everything we ask a child to do should be worth doing.

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.

Lonely? I don't know. They tell me this is cold. I don't know what cold is, because I don't freeze. So I don't know what lonely means either. Bears are made to be solitary.

The book is second only to the wheel as the best piece of technology human beings have ever invented. A book symbolises the whole intellectual history of mankind; it's the greatest weapon ever devised in the war against stupidity.