I found Stephen Westerholm's summary of Augustine's perspective on the Law to be very helpful. Excerpted from Westerholm, Stephen. Perspectives Old and New on Paul: The "Lutheran" Paul and His Critics. Grand Rapids, MI: William. B. Eerdmans, 2004. Chapter 1: "Augustine" (pp. 13-15) iv. The Place of the Law "Since our actions are steered by…