"Brings together the toughest, most esoteric examples of the genre and . . . sketches out winning responses to each."-- Daily Telegraph Is nature natural? What books are bad for you? What percentage of the world's water is contained in a cow? Deftly exploring the twisting paths your mind can take when really made to think, John Farndon provides a sparkling tour de force through lateral thinking from philosophy to physics and literature to logarithms. John Farndonis a best-selling author and Cambridge graduate. Libby Purves, OBE, is a BBC radio presenter, Timesjournalist, novelist, and Oxford graduate.