Get Up, Your Sins Are Forgiven: Matthew 9v1-8

Over the past few months, we've been looking at a story or two about Jesus from the book if Matthew each week. In this teaching, we're looking at Matthew 9v1-8 where a group of friends brings their paralyzed friend to Jesus in hopes of healing. Jesus "sees" their faith, but then instead of immediately healing him, he forgives his sins? What's that all about?