You are making an amazingly important point. If one accepts "all models are wrong, some are useful" then it fairly directly follows that cognitive dissonance is

You are making an amazingly important point. If one accepts "all models are wrong, some are useful" then it fairly directly follows that cognitive dissonance is essential and irreducible and when one encounters it maybe examine one's models? Aka how and why one thinks and feels? Zen shout-out: This is non-dualism in another guise, and a key Zen practice is to confront irreducible dissonance and batter yourself against it until you are forced to develop and internalize higher-order cognitive and emotional models that can represent contradictions and reason/feel over them to produce useful results.