"Some," answered Imlac, "have indeed said that the soul is material, but I can scarcely believe that any man has thought it, who knew how to think; for all the conclusions of reason enforce the immateriality of mind, and all the notices of sense and investigations of science, concur to prove the unconsciousness of matter.

Chapter 48 - The History of Rasselas, Prince of Abissinia (1759)