The price we pay for weaknesses.

Self-discipline consists of two basic tools: reward and punishment for weakness. For example, your goal is to lose weight. But you let yourself eat a piece of cake. You'll have to pay for it with an extra gym session or extra pounds. If your goal is a red diploma in college or a career in general, then you will also have to sacrifice time and other personal resources to achieve it. Accustom yourself to the fact that you will have to pay with an extra effort for any setback