Earlier quoted context omitted.
What is the cognitive dissonance true believers learn to live with?
Just my opinion, I think at least a portion of them have to learn to live with "faith" being the answer to some hard questions. You also don't have to look hard for doctrines that are contradictory. For example: was Jesus human or God? (and keep in mind that God is traditinally viewed as tri-omni, meaning omnipotent, omniscient, and omnibenevolent) Many times I've asked that I'm told "he was 100% human and also 100%…
I agree it's unfortunate that these kinds of questions sometimes get answered by inadequate metaphors or simply by dismissals. The whole joy of theology, while still requiring faith, is trying to answer these questions rationally.