2014-11-30 Jonathan Falwell The Great Exchange: Not Sadness, But Joy Today, we begin a four week conversation entitled the Great Exchange. We've used this title because it describes, in a perfect way, what Christmas is all about. An exchange. God exchanged something that was bad with something that is amazing. Over the next few weeks, leading up to Christmas. This is what we will focus on with the purpose of understanding the wonder of Christmas.