There is difference also between a wife and a virgin. The unmarried woman cares for the things of the Lord, that she may be holy both in body and in spirit: but she that is married cares for the things of the world, how she may please her husband.
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Ambrose of Milan
AD 397
The unmarried woman has her wall of virginity, protecting her against the storms of this world. Thus fortified by the enclosure of God’s protection, she is disquieted by no winds of this world.
It is the human spirit which either sanctifies or corrupts the body. If anyone tries to have a pure body but a corrupt soul, he will soon have to choose between them. Either the soul must be honored, or the body will be drawn toward corruption. Commentary on Paul’s Epistles.
Ings which are honourable, and be distinguished among the foremost for wisdom and addicted to nothing slothful or luxurious, but should excel, and set her mind upon things worthy of the state of virginity, always putting away, by the word, the foulness of luxury, lest in any way some slight hidden corruption should breed the worm of incontinence; for "the unmarried woman careth for the things of the Lord "how she may please the Lord, "that she may be holy both in body and in spirit"
For then am I plainly consecrated altogether to the Lord, when I not only strive to keep the flesh untouched by intercourse, but also unspotted by other kinds of unseemliness. For "the unmarried woman "it is said,
"virgins "(as he does in another place.
And sets on the virgin the seal.
As if I were speaking to Gentiles, addressing you with a Gentile precept, and (one which is) common to all, (I would say, ) "You are bound to please your husbands only."