Taxation, gentlemen, is very much like dairy farming. The task is to extract the maximum amount of milk with the minimum of moo. And I am afraid to say that these days all I get is moo.
Incredible Moiré Patterns! (youtube.com)Sir Roger Penrose demonstrates the extraordinary moiré patterns produced by overlaying and rotating two identical, repeating patterns. As the two patterns overlapped and rotated they interfere with each other to produce tertiary patterns.
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Jingo (novel) (Wikipedia)Jingo is a fantasy novel by British writer Terry Pratchett, part of his Discworld series. It was published in 1997.
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.