Oh, my dear Vimes, history changes all the time. It is constantly being re-examined and re-evaluated, otherwise how would we be able to keep historians occupied? We can't possibly allow people with their sort of minds to walk around with time on their hands.

What is a fantasy map but a space beyond which There Be Dragons?

A hardback's harder at Christmas time because that's a good hardback buying time.

Inside every sane person there’s a madman struggling to get out.

They've got something they do it with, I think it's called a mocracy, and it means everyone in the whole country can say who the new Tyrant is. One man ... one vet. ... Everyone has ... the vet. Except for women, of course. And children. And criminals. And slaves. And stupid people. And people of foreign extraction. And people disapproved of for, er, various reasons. And lots of other people. But everyone apart from them. It's a very enlightened civilization.

Sister Mary was a nurse and nurses, whatever their creed, are primarily nurses, which had a lot to do with wearing your watch upside down, keeping calm in emergencies, and dying for a cup of tea.

Blessings be on this house," Granny said, perfunctorily. It was always a good opening remark for a witch. It concentrated people's minds on what other things might be on this house.