Chastity (n.) is not merely leaving the beautiful girl in the street alone but refusing even to picture yourself with her, until the mind is empty and neutral.
Chastity (n.) as Cassian fought for it has nothing to do with acts or partners; it targets a reality other than any sexual connection between two people.
Chastity (n.) is near when the thought of procreation leaves the mind no more stirred than if it had been thinking about brickmaking.
Chastity (n.) is either not acting on forbidden desires, or developing a practice of desire informed by an ethical task — renunciation as a way of stylizing pleasure, not a passive mode.
Chastity (n.) is, for the monk, a task of dissociation: step by step the will is withdrawn from bodily reactions, imagination, senses, desire and finally dreams.