This article is based on notes from a lecture delivered by Rowan Williams at Saint Louis University on 7 March, 2017. Metaphysics and God’s Activity Austin Farrer was possibly the greatest Anglican theologian of our time. In a 1948 series of lectures (The Glass of Vision), he brought together philosophy, devotion, and Scriptural exegesis in a remarkably beautiful way. It was something of a theological watershed. In these lectures, Farrer builds on his major work Finite