Someone got killed up here.... It was outside. A tall man. He had one leg longer’n the other. And a beard. He was probably a hunter." "How’d you know all that?" "I just trod on ‘im.

Vimes stalked gloomily through the crowded streets, feeling like the only pickled onion in a fruit salad.

When people say things are a lot more complicated than that, they means they're getting worried that they won't like the truth.

What're quantum mechanics?" "I don't know. People who repair quantums, I suppose.

Privilege (to the privileged) means having private laws.

Any true wizard, faced with a sign like 'Do not open this door. Really. We mean it. We're not kidding. Opening this door will mean the end of the universe,' would automatically open the door in order to see what all the fuss is about. This made signs rather a waste of time, but at least it meant that when you handed what was left of the wizard to his grieving relatives you could say, as they grasped the jar, 'We told him not to."

What is magic? There is the wizard's explanation... wizards talk about candles, circles, planets, stars, bananas, chants, runes and the importance of having at least four good meals every day.