If we do not discipline ourselves, the world will do it for us. W Feather. This inspirational message on self-discipline highlights the importance of self-discipline in our multidimensional life. I have realized that self-discipline makes the difference between getting things done and living a stressful life. I would go further and say that self-discipline makes a difference between a peaceful life and a chaotic life. With self-discipline one can juggle professional, family and personal life.