Paul seems so happy sitting in prison. What's his secret? He tells the Philippians to rejoice, even as he knows he may never see his friends again. How's he do that? Well, Paul's heart is at peace. It wasn't always that way, you know. Once his heart was at war with God and Jesus followers. But somewhere along the line he went from war to peace. If you want to hear my sermon about it, you can click here or listen below.