This book had two authors, and they were both the same person.

It takes a special kind of person to fight back.

So let's not get frightened when the children read fantasy. It's the compost for a healthy mind. It stimulate s the inquisitive nodes, and there is some evidence that a rich internal fantasy life is as good and necessary for a child as healthy soil is for a plant, for much the same reasons.

Tell someone you are going to rob them and all that will happen is that you'll get a reputation as a truthful man.

Little fussy Otto, in his red-lined black opera cloak with pockets for all his gear, his shiny black shoes, his carefully cut widow's peak and, not least, his ridiculous accent that grew thicker or thinner depending on who he was talking to, did not look like a threat. He looked funny, a joke, a music-hall vampire. It had never previously occurred to Vimes that, just possibly, the joke was on other people.

He was currently wondering vaguely who Moey and Chandon were.

For an author, the nice characters aren't much fun. What you want are the screwed up characters. You know, the characters that are constantly wondering if what they are doing is the right thing, characters that are not only screwed up but are self-tapping screws. They're doing it for themselves.