St. Augustine of Hippo. That was the full Christian name of my now deceased cat. I loved that cat. It was also the name of a well-known bishop and author who lived in the fourth and fifth centuries. He is widely-respected, having been "sainted" by the Catholic Church and also being considered a spiritual father by the Reformers and even many modern Evangelicals. John Calvin, for instance, quotes from Augustine extensively in his Institutes , many times wresting back Augustine's authority from his Catholic opponents who claimed it for their own positions. Like emo kids in the 2000's wearing tee-shirts adorned with the images of Bob Marley or The Ramones, we sometimes agree with famous theologians without ever really knowing what they taught. Not wanting to be "that guy," I recently decided to read one of Augustine's works. Instead of reading The City of God or Confessions , cuz, who has time for that, I decided to start with something much...