Sounds more like a relic of paganism than modernism.
They have a thousand noxious devices at their disposal.
One interesting thing was "Angels are actually from Persia." "There is no record of them in Judaism prior to the Babylonian captivity, in the the oral tradition."
I was really curious to ask "how do you know the oral tradition?"
I was trying to figure out if he was trying to explain Eastern theology to me at first. But then came an explanation of the Trinity, the Incarnation and Salvation. And eventually the "poetry" of it all was leading to a denial of virtually everything.
I finally got a foothold of where he was coming from when I asked for recommendations to read and follow up.
He said, "Karl Rahner."