Look at your life from the outside. Are you satisfied with everything? Perhaps you would like to achieve more in this life, but do not know how? Mahatma Gandhi once said: "If you want to change the world—start with yourself." Indeed, the key to success lies in us. It's just that many of us do not know how to change our lives for the better. Methods to improve self-discipline will help you solve your problems and adjust your life to success.