Even before the "mystery
hidden for ages" (Eph 3:9) began to be fulfilled, the Gospels set before us
the image of husband and wife. According to Jewish custom, marriage took place
in two stages: first, the legal, or true marriage was celebrated, and then, only
after a certain period of time, the husband brought the wife into his own house.
Thus, before he lived with Mary, Joseph was already her "husband."
Mary, however, preserved her deep desire to give herself exclusively to God