"As Jack Provonsha suggests, agape is like a sun around which the other dimensions of love revolve as planets in their true orbits.Each other dimension of love forsakes its legitimacy, however, whenever it moves in a trajectory away from agape, their true center that determines their proper circum-ference. Set free from agape, epithymia turns the other into a mere instrument for carnal gratification as though the other were nothing but a machine producing sexual satisfac-tion."

The whole discussion in the linked pdf.

on page 12 of the linked pdf.