I was a very keen reader of science fiction, and during the time I was going to libraries, it was good, written by people who knew their science.

When a man is tired of Ankh-Morpork, he is tired of ankle-deep slurry.

Them as can do has to do for them as can't. And someone has to speak up for them as has no voices.

This wasn't food - it was what food became if it had been good and gone to food heaven.

There were two ways of looking at the world, but only one when you are starving.

Night poured over the desert. It came suddenly, in purple. In the clear air, the stars drilled down out of the sky, reminding any thoughtful watcher that it is in the deserts and high places that religions are generated. When men see nothing but bottomless infinity over their heads they have always had a driving and desperate urge to find someone to put in the way.

But of course, what the eagle does not realize is that it is participating in a very crude form of natural selection.One day a tortoise will learn how to fly.