Nanny's philosophy of life was to do what seemed like a good idea at the time, and do it as hard as possible. It had never let her down.

No! Please! I'll tell you whatever you want to know!" the man yelled. "Really?" said Vimes. "What's the orbital velocity of the moon?" "What?" "Oh, you'd like something simpler?

Shadwell hated all southerners and, by inference, was standing at the North Pole.

The thing is, 'Discworld' had been going on for a very long time, and I've written children's books as well. Usually when people have a really big series they franchise it, which I thought is a bit of a no-no, so I thought what I'd do is I'd franchise it to myself.

Contrary to popular belief and hope, people don't usually come running when they hear a scream. That's not how humans work. Humans look at other humans and say, 'Did you hear a scream?' because the first scream might have been you screaming inside your head, or a horse backfiring.

Reality is not digital, an on-off state, but analog. Something gradual. In other words, reality is a quality that things possess in the same way that they possess, say, weight. Some people are more real than others, for example. It has been estimated that there are only about five hundred real people on any given planet, which is why they keep unexpectedly running into one another all the time.

Are you a devious, plotting, unreliable madman? Ah, good, then you can be my most trusted advisor.