Once your sense of morals begins to outway rational truth and logical facts you are no longer growing up, you are degrading (in a logical sense). At that point, your feelings and emotions mean more to you than what you can physically prove.
Experience is usually a good thing, but experience with believing in your own imagination does no one good. I would go so far as to say it does harm when your imagination, inevitably, disagrees with someone else's.
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