"A comprehensive guide to the most interesting and imaginative thoughts from the finest minds in history. Ranging from the ancient wisdom of Confucius and Plato to today's cutting-edge thinkers, it offers a wealth of stimulation and amusement for everyone with a curious mind."--Front jacket flap.

Ancient world, Pre 500 CE -- The Middle Ages, 500-1449 -- Early Modern, 1450-1779 -- Late Modern, 1780-1899 -- Early 20th century, 1900-1949 -- Contemporary, 1950-present.