... by stretching yourself beyond your perceived level of confidence you accelerate your development of competence.
Brain researchers estimate that your unconscious data base outweighs the conscious on an order exceeding ten million to one. This data base is the source of you hidden, natural genius. In other words, a part of you is much smarter than you are.
Research shows that you begin learning in the womb and go right on learning until the moment you pass on. Your brain has a capacity for learning that is virtually limitless, which makes every human a potential genius.