Chapter 1: Divine Beauty, Purification and the Vision of God.

Chapter 1 of the book "Theological Aesthetics: A Reader," is presented. It contains extracts from the texts "Dialogue with Trypho," by Justin Martyr, "Against Heresies," by Iraneus the Bishop of Lyons and "The Trinity," by Hilary of Poitiers. It explains how the appearance of God in visions demonstrates His power over the universe and on man. It denounces the practices of the religious movement Gnosticism. It examines how the finite form of God may be revealed in His invisibility and infinity.