James 3:13 - 4:10
Part 2 of the "Wisdom" sub-theme in James. He introduced the topic in Ch.1, and officially picks it back up here in Ch. 3 (although you could argue that the whole book is about wisdom). Remember that James did not include chapter divisions originally. Ch. 4:1-10 is a continuation of the end of Ch. 3.
What are the two types of wisdom and how do we live it out?