We read in the Constitution Gaudium et spes: “Christ the new Adam … fully reveals man to himself and brings to light his lofty calling,” and does it “in the very revelation of the mystery of the Father and of his love.”6 The words that I have quoted are clear testimony to the fact that man cannot be manifested in the full dignity of his nature without reference—not only on the level of concepts but also in an integrally existential way—to God. Man and man’s lofty calling are revealed in Christ through