Luther was educated at the cathedral school at Eisenach and at the Univ. of Erfurt (1501-5). In 1505 he completed his master's examination and began the study of law. Several months later, after what seems to have been a sudden religious experience, he entered a monastery of the Augustinian friars at Erfurt. There, devoutly attentive to the rigid discipline of the order, he began an intensive study of Scripture and was ordained a priest in 1507. In 1508 he was sent to the Univ. of Wittenberg to study and to lecture on Aristotle. In 1510, Luther was sent to Rome on business for his order, and there he was shocked by the spiritual laxity apparent in high ecclesiastical places.
Upon his return he completed the work for his theological doctorate and became a professor at Wittenberg. …