"concepts he cannot disprove (such as the existance of God) "

Sorry, it's not up to him to disprove it. It's up to you to prove it. And spell it right.

" I am conscience of the limits of their expertise"

You show no indication of any understanding of what they are talking about. They have every right to mock those who assume a position of authority on subjects which are "logically unknowable"- because they are just as unknowable from any other perspective. Or if you claim they aren't, come up with some evidence why it's so.