How do you best move toward mastery? To put it simply, you practice diligently, but you practice primarily for the sake of the practice itself. Rather than being frustrated while on the plateau, you learn to appreciate and enjoy it just as much as you do the upward surges.
But the real juice of life, whether it be sweet or bitter, is to be found not nearly so much in the products of our efforts as in the process of living itself, in how it feels to be alive.
