A most powerful mental problem is one you don’t know you have.
When the circuitry to detect faulty circuitry is itself having errors, everything seems A-OK.
Trusting what you believe to be the true simply because that’s the way you’ve always done it leads to a less than perfect outcome.
Remove the faulty wiring from the equation as much as possible in order to analyze the world the way it is.
Step back from your trust in belief.