Send a Quote Enter a brief message. SendOk2 “Mental slavery is mental death, and every man who has given up his intellectual freedom is the living coffin of his dead soul.” ~ Robert G. Ingersoll (1833-1899) American lawyer, Civil War veteran, political leader, orator of United States during the Golden Age of Free Thought, nicknamed "The Great Agnostic"Source: Speech, 'Plea for Individuality and Arraignment of the Church,' Delivered Before the Free Religious Society of Chicago, Dec. 21, 1873