His progress through life was hampered by his tremendous sense of his own ignorance, a disability which affects all too few.

Lord Vetinari lifted an eyebrow with the care of one who, having found a piece of caterpillar in his salad, raises the rest of the lettuce.

People couldn't become truly holy, he said, unless they also had the opportunity to be definitively wicked.

Sergeant Colon of the Ankh-Morpork City Guard was on duty. He was guarding the Brass Bridge, the main link between Ankh and Morpork. From theft. When it came to crime prevention, Sergeant Colon found it safest to think big.

Money is an unavoidable consequence, but it isn't the reason I write; if it was, I wouldn't have written any of the YA books, because advances in that field are small compared to what I'd got now for an 'adult' DW.

Imagination, not intelligence, made us human.

I'm referred to, I see, as 'the biggest banker in modern publishing'. Now there's a line that needed the celebrated Guardian proof-reading.