The Duty of Morality: Moral Philosophy in Kant and Ellison. This paper will discus the idea of morality as duty in the book The Invisible Man by Ralph Ellison, and seek to compare this philosophy of Kant in his work The Groundwork of the Metaphysics of Morals" by Immanuel Kant. Pages: 13 Bibliography: 2 source(s) listed Filename: 18368 Duty Morality Philosophy.doc Price: 116.35