https://github.com/davepinch/pinchy.cc/blob/master/content/topics/discworld/novels/06-wyrd-sisters/quotes/the-duke-had-a-mind-that-clicked-like-a-clock.md
Terry Pratchett (Wikipedia) Sir Terence David John Pratchett OBE (28 April 1948 – 12 March 2015) was an English humourist, satirist, and author of fantasy novels, especially comical works. He is best known for his Discworld series of 41 novels.