[190] But nevertheless the woman also has uncovered the fountain of her blood, for every external sense, when flowing towards the external object appreciable by it, is cheered and restrained by being under the dominion of the reason; and it is left in a solitary condition, being deprived of any proper governor. And as the most terrible misfortune for a city is to be without walls, so the most unfortunate state for a soul is to be without a guardian.