I Don't Need to Study Plato to Read the Bible

The fall with Adam and the role he plays is symmetrical in Paul's theology. He must have become like us in every respect, as Hebrew says, he must have actually become our brother. But that means that there has to be something real in common between us - otherwise, how could he make us new? The same thing is true with Christ through union by faith. And that's the sort of a different mechanism at work there.