Cranks live by theory, not by pure desire. They want votes, peace, nuts, liberty, and spinning-looms not because they love these things, as a child loves jam, but because they think they ought to have them. That is one element which makes the crank.
Dame Rose Macaulay (August 1, 1881 - October 30, 1958), affectionately known as Emilie (her actual first name), was an English novelist. She published thirty-five books, mostly novels but also biography and travel. The novels include Abbots Verney (1906), The Lee Shore (1920), Potterism (1920), Dangerous Ages (1921), Told by an Idiot (1923), And No Man's Wit (1940), and The Towers of Trebizond (1956).