Hence it is said, the Heavenly is internal while the Human is external, and Virtuosity resides in the Heavenly. He who knows which activities are of the Heavenly and which are of the Human roots himself in the Heavenly and positions himself comfortably in whatever he attains from it. Advancing and retreating, shrinking and expanding according to the time, he returns always to the most constrained but can thereby be described as reaching the expanse of the ultimate.

Explain.