Discipline, strictly speaking, is activity carried on to prepare us indirectly for some activity other than itself. We do not practice the piano to practice the piano well, but to play it well.
Dallas WillardIn Spiritual formation we are aiming at a character and life that is so shaped that the deeds of Christ routinely and easily come from what is inside.
Dallas WillardNow, of course, you have guidance devices and all sorts of things. The soul would be more like the way this is all hooked together, a system of coordination.
Dallas Willard