The Most Holy Trinity--Father, Son, and Holy Spirit--uses heresy. On the surface, this is a frightening statement. But through the challenge of Christological heresies, the early church was moved to the task of articulating the faith once for all handed down to the saints. As a result of these heresies, the church realized that it had to lay out biblically, with nuance and precision, who Christ is. This nuance and precision was geared toward answering...