In a 1989 interview reported in the Norwegian periodical magazine litteraire, author Umberto Eco revealed that he had built his 1989 novel Foucault's Pendulum upon a statement by G. K. Chesterton that "Those who cease to believe in God do not believe in nothing; they believe in anything!" [
I'm looking for that quote, by the way. I would've thought I could find it in "The Suicide of Thought" in Orthodoxy, but I couldn't. Any leads?