As we all know, the Discworld is a flat planet - like a geological pizza, but without the anchovies.

I try to make computers say things like You have 60 seconds to achieve safe distance.

They say that there can never be two snowflakes that are exactly alike, but has anyone checked lately?

Ninety percent of most magic merely consists of knowing one extra fact.

Personally, I think the best motto for an educational establishment is: 'Or Would You Rather Be a Mule?'

The universe, they said, depended for its operation on the balance of four forces which they identified as charm, persuasion, uncertainty and bloody-mindedness.

He'd heard that writers spent all day in their dressing gowns drinking champagne. This is, of course, absolutely true.