You know you know it... Even if you go to church, it doesn't mean that you are being exposed to the gospel explicitly. Sure, most people talk about Jesus, and about being good and avoiding bad, but the gospel message simply isn't there--at least not in its specificity and its fullness. Inspired by the needs of both the over-churched and the unchurched, and bolstered by the common...
But then again, maybe you don't.