I do not think he is stupid. I think he knows exactly what he is doing. He is a Marxist and he is evil.
You are probably right, but as a Marxist he is stupid for believing that crap, just as the feckless fool on the hill does. See powerline’s post on it http://www.powerlineblog.com/archives/2015/06/the-pope-steps-in-it-again.php