I actually think he does.

Academically, he was incredibly dumb. He’s not nearly as rich as any of his contemporaries that have served for decades, he needed a loan from Obama to pay for his son’s medical bills; the obvious implication being, he doesn’t accept ‘lobbying’ the way his colleagues do. He’s constantly talking about unity and was always reaching across the isle…

I think he may actually believe in all the garbage he preaches, while being clinically unaware of how stupid he is for it.