" But as all pre-Christian cults were based on the idea of substitution, of representation, and tried to replace the irreplaceable, this worship was bound to remain vain. In the light of faith in Christ, the Letter to the Hebrews can dare to draw up this devastating balance sheet of the history of religion, although to express this view in a world seething with sacrifices must have seemed a tremendous outrage. It can dare to make this unqualified assertion that religions have run aground because it knows that in Christ the idea of the substitute, of the proxy, has acquired a new meaning. Christ, who in terms of the Law was a layman and held no office in Israel’s worship services, was—so the text says—the one true priest in the world. His death, which from a purely historical angle represented a completely profane event—the execution of a man condemned to death as a political offender—was in reality the one and only liturgy of the world, a cosmic liturgy, in which Jesus stepped, not in the limited arena of the liturgical performance, the Temple, but publicly, before the eyes of the world, through the curtain of death into the real temple, that is, before the face of God himself, in order to offer, not things, the blood of animals, or anything like that, but himself (Heb 9:11ff.). Let "

― Benedict XVI , Introduction to Christianity