While on the surface, it seems people with a high degree of self-control possess an incredible amount of grit, endurance is only part of the equation. After a period of time, repeated actions literally re-wire your brain to prefer them. Self-control is the ability to choose discomfort for the sake of a greater good. It is the ability to empathize with one’s future self. But more importantly, it is the ability to use the power of habit to your advantage.