Have you heard the latest word from Arrakis?" the Baron asked. "No, Uncle." Feyd-Rautha forced himself not to look back. He turned down the hall out of the servants' wing. "They've a new prophet or religious leader of some kind among the Fremen," the Baron said. "They call him Muad'Dib. Very funny, really. It means 'the Mouse.' I've told Rabban to let them have their religion. It'll keep them occupied.
- Frank Herbert