The potential of the average person is like a huge ocean unsailed, a new continent unexplored, a world of possibilities waiting to be released and channeled toward some great good.
Brian TracyPerhaps the greatest display of self-discipline is persisting when the going gets tough. Persistence is self-discipline in action.
Brian TracyPerhaps the very best question that you can memorize and repeat, over and over, is, 'what is the most valuable use of my time right now?'
Brian Tracy