But it is still more rare to find a great theorist who is at the same time a great leader. For the latter must be more of an agitator, a truth that will not be readily accepted by many of those who deal with problems only from the scientific standpoint. And yet what I say is only natural. For an agitator who shows himself capable of expounding ideas to the great masses must always be a psychologist, even though he may be only a demagogue. Therefore he will always be a much more capable leader than the contemplative theorist who meditates on his ideas, far from the human throng and the world. For to be a leader means to be able to move the masses. The gift of formulating ideas has nothing whatsoever to do with the capacity for leadership. It would be entirely futile to discuss the question as to which is the more important: the faculty of