The single most influential force that controls your attitudes, beliefs, capabilities and emotions is repetition - the words you silently use, over and over again, in your internal dialogue with yourself.
Napoleon HillIf you neglect to exercise self-control, you are not only likely to injure others, but you are sure to injure yourself!
Napoleon HillPerhaps we shall learn, as we pass through this age, that the 'other self" is more powerful than the physical self we see when we look into a mirror.
Napoleon Hill