No one could become an efficient leader or take the initiative in any great undertaking without belief in himself.
Napoleon HillLack of persistence is one of the major causes of failure. Moreover, experience with thousands of people has proved that lack of persistence is a weakness common to the majority of men. It is a weakness which may be overcome with effort.
Napoleon HillMAN’S ONLY LIMITATION, within reason, LIES IN HIS DEVELOPMENT AND USE OF HIS IMAGINATION.
Napoleon Hill