"The Three Devils: Luther's, Milton's, and Goethe's With Other Essays" is a book of essays by David Masson, a Scottish academic, literary critic, and historian. He was much interested in the works of classics, especially Milton. The main essay in this book, "The Three Devils," reviews the concept of evil presented in the literature. Masson compared Luther's Devil, Milton's Satan, and Goethe's Mephistopheles trying to find the common features in the representation of the concept of evil in literature.