Christianity: It's Toasted!

In the first episode of Mad Men, the guys at Sterling Cooper ad agency are meeting with Lucky Strike and looking for a viable pitch for their ad campaign. The cigarette company is faced with the problem that they can no longer tout the safety of their product and they have no way to distinguish themselves from their competitors. Things are going south and Sterling Cooper is about to lose its biggest client until Don Draper steps in: 

Nearly All Christians Are Heretics

You read that right. According to their own dogma, nearly all Christians are heretics and knowing that should keep them up at night worrying about being subject to eternal torment. I realize those are pretty bold statements, but I'm going to unpack them. Fair warning: what follows is going to be some real cerebral egghead type theological stuff. If that's not your bag baby, hit the back button now. I won't mind. It'll still show up as a hit on my stat counter whether you read it or not and my ego will just assume you did.

According to the Bible, believing certain propositions is of eternal consequence. Consider Hebrews 11:6

"And without faith it is impossible to please him, for whoever would draw near to God must believe that he exists and that he rewards those who seek him."

This verse notes that at the very least one must believe at least two propositions. One of those is that God exists. Yet without correctly apprehending what God is or how God is, how does one believe this very basic proposition?