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Creed › … › Paragraph 2. "Conceived by the Power of the Holy Spirit and Born of the Virgin Mary"
IN BRIEF
The Virgin Mary "co-operated through free faith and obedience in human salvation" (LG 56). She uttered her yes "in the name of all human nature" (St. Thomas Aquinas, S Th III, 30, 1). By her obedience she became the new Eve, mother of the living.
Source: Catechism of the Catholic Church (Vatican.va)