“He who has once attained to power will not readily be induced to return to the comparatively obscure position which he formerly occupied.… The consciousness of power always produces vanity, and undue belief in personal greatness.… In the leader, consciousness of his personal worth, and of the need which the mass feels for guidance, combine to induce in his mind a recognition of his own superiority (real or supposed), and awake, in addition, that spirit of command which exists in the germ in every man born of woman.