" We are all of us not merely liable to fear, we are also prone to be afraid of being afraid, and the conquering of fear produces exhilaration.…The contrast between the previous apprehension and the present relief and feeling of security promotes a self-confidence that is the very father and mother of courage. "

― Malcolm Gladwell , David and Goliath: Underdogs, Misfits, and the Art of Battling Giants