The Church teaches, "Human life is sacred because from its beginning it involves the creative action of God and it remains for ever in a special relationship with the Creator, who is its sole end.

[St. Gregory the Great, Dial. 4, 39: PL 77, 396; cf. Mt 12:32-36.]" 1472. "To understand this doctrine and practice of the Church, it is necessary to understand that sin has a double consequence.