What’s important is not what you think. More important is what other people think, even though their observations are at fault no differently than your own. What’s most important is how you measure compared to other people, as everything else is a biased faulty guess.

Younger people are more at risk of getting this wrong because their scope of knowledge and experience are shallower. Introspection grows with age, but when introspection is not deliberate older people are more catastrophically at risk of getting this wrong.