MetalDuckling

“Most books on witchcraft will tell you that witches work naked. This is because most books on witchcraft are written by men.”
― Terry Pratchett, Good Omens: The Nice and Accurate Prophecies of Agnes Nutter, Witch

“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?”
― Terry Pratchett, Guards! Guards!

“A witch ought never to be frightened in the darkest forest, Granny Weatherwax had once told her, because she should be sure in her soul that the most terrifying thing in the forest was her.”
― Terry Pratchett, Wintersmith

“Evil begins when you begin to treat people as things.”
― Terry Pratchett, I Shall Wear Midnight