A lie can run round the world before the truth has got its boots on. - Terry Pratchett

A good plan isn't one where someone wins, it's where nobody thinks they've lost.

It is important that we know where we come from, because if you do not know where you come from, then you don't know where you are, and if you don't know where you are, you don't know where you're going. And if you don't know where you're going, you're probably going wrong.

"A book has been taken. A book has been taken? You summoned the Watch," Carrot drew himself up proudly, "because someone's taken a book? You think that's worse than murder?"
The Librarian gave him the kind of look other people would reserve for people who said things like "What's so bad about genocide?"