The Greatest Gift

In its most profound reality, love is essentially a gift; and conjugal love, while leading the spouses to the reciprocal “knowledge” which makes them “one flesh,” does not end with the couple, because it makes them capable of the greatest possible gift, the gift by which they become cooperators with God for giving life to a new human person. thus the couple, while giving themselves to one another, give not just themselves but also the reality of children, who are a living reflection of their love, a permanent sign of conjugal unity and a living and inseparable synthesis of their being a father and a mother.
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Even when procreation is not possible, conjugal life does not for this reason lose its value. Physical sterility in fact, can be for spouses the occasion for other important services to the life of the human person.