We must next consider chastity: (1) The virtue itself of chastity: (2) virginity, which is a part of chastity: (3) lust, which is the contrary vice.
Under the first head there are four points of inquiry:
A Whether chastity is a virtue?
A Whether it is a general virtue?
A Whether it is a virtue distinct from abstinence?
A Of its relation to purity.