 The doctrine of the incarnation teaches that Jesus had to come in human form. Philippians 2, verses 6-8, if you go back and read them. He did not consider himself equality with God, something to be grasped, but humbled himself and became a servant, taking on the form of human likeness. He became fully man, the Bible says. But he never ceased to be fully God. And this is something John's audience was wrestling with. This is something...