St. Augustine is not only the bridge that links ancient philosophy and early Christian theology with the thought of the Middle Ages, but one who, in his philosophy and especially in his epistemology, anticipated some of the most important ideas of Descartes and Malbranche, Berkeley and Kant. In this study of the central aspect of St. Augustine's thought, the author analyzes the various facets of his theory of knowledge and offers a new interpretation of his idea of divine illumination.St. Augustine's views on skepticism and truth, on faith and reason, and on sense perception and cogitation...