This document discusses the importance of discipline for leadership. It defines discipline as "doing the right thing, the right way, all the time." Discipline comes from within and is essential for achieving goals and becoming the person you want to be. The document provides tips for developing self-discipline, including organizing your life around priorities, managing your time effectively, and committing to small goals over 30 days to practice discipline. Developing mastery over oneself through discipline is seen as the foundation for being able to lead others.