His first breach with the Church did not come with his famous Ninety-five Theses, which he posted on the Wittenberg church door on October 31, 1517. It came almost two months earlier, on September 4, when he published another set of theses, Disputation Against Scholastic Theology, which are less well-known but nearly as explosive. They asserted that a Christianity founded on the spiritual power of God’s grace—in effect Christianity in its Platonized form as received from Saint Augustine—and the view of law and nature derived from Aristotle could never be reconciled.