Magic causes as much trouble as it cures. Author: J.K. Rowling Copy Quote More from J.K. Rowling “Cup of tea?' Lupin said, looking around for his kettle. 'I was just thinking of…” “Oh, come and stir my cauldron,And if you do it right,I'll boil you up some hot …” “We have to remember, sometimes the most important history is the history we're …” “Harry lost any sense of where they were: Streetlights above him, yells around h…”