Willpower, Self-control, and Self-discipline are the virtue of being able to control emotions, behavior, and gratification with the use of motivation.
As simple as it may sound, willpower and self-control have an incredible impact in a person's life.
It affects all aspects in a person such as discipline, responsibility, productivity, morality, and basically everything else.
Willpower is the key factor that determines the quality and length of a person's life.
Perhaps the clearest demon.