Part 3 of a 3 part series. In this article, David Powlison argues that to understand and solve anger problems, we must deal with conflict in all its forms. He maintains that warmaking is a prime trait of sinners and reflects the image of Satan, not Christ. Powlison examines James 3-4 as a paradigm for examining interpersonal conflict in detail. He examines why we fight, who we are when we judge others and the characteristics of peaceable people. This article is paired with “Picturing the Heart of Conflict” in same issue. Part 1 of this series is in JBC 14:1, Part 2 in JBC 14:2 and Part 3 in JBC 16:1.