15
But when one nourishes his curiosity upon permissible material until he renders it vigorous and violent, he is no longer able to master it easily, since it is borne, by force of habit, toward forbidden things. And such persons pry into their friends’ correspondence, thrust themselves into secret meetings, become spectators of sacred rites which it is an impiety for them to see, tread consecrated ground, investigate the deeds and words of kings.