"We are more gullible and superstitious today than we were in the Middle Ages, and an example of modern credulity is the widespread belief that the Earth is round. The average man can advance not a single reason for thinking that the Earth is round. He merely swallows this theory because there is something about it that appeals to the twentieth century mentality."

Source: George Bernard Shaw (2015). “The Collected Works of George Bernard Shaw: Plays, Novels, Articles, Letters and Essays: Pygmalion, Mrs. Warren’s Profession, Candida, Arms and The Man, Man and Superman, Caesar and Cleopatra, Androcles And The Lion, The New York Times Articles on War, Memories of Oscar Wilde and more”, p.3698, e-artnow