Completely skipped this section.

[fr0d0]

Nobody said it did rasetsu, but that's a point, a good one. The other, although widely spouted, is not.

I consider myself quite rational in that belief, yes. It was arrived at by rational process.

It could have no other origin.
People can't believe something contrary to their understanding.

I've explored this on this forum before. Some say, that I respect a lot, that the steps of faith cannot be entirely rational. In my adoption of belief, I reached a point where my head had an overwhelming amount of information in favour. I still had to make the jump from disbelief to belief, and I did. I changed my stance to mirror my understanding.

I don't think it's possible to live with cognitive dissonance. We must believe what our understanding leads us to believe.