If you plan on being anything less than you are capable of being, you will probably be unhappy all the days of your life.
But behavior in the human being is sometimes a defense, a way of concealing motives and thoughts, as language can be a way of hiding your thoughts and preventing communication.
If I were dropped out of a plane into the ocean and told the nearest land was a thousand miles away, I'd still swim. And I'd despise the one who gave up.
Classic economic theory, based as it is on an inadequate theory of human motivation, could be revolutionized by accepting the reality of higher human needs, including the impulse to self actualization and the love for the highest values.