Our human dignity is founded upon the Word of God that lives in us by the power of the Holy Spirit. And that Word is dynamic and living, never static or flat.
Describing the Baptismal Covenant as constitutive means that it governs (or at least should govern) how we live as a body; it determines our culture.
In a section of the Summa on prayer, St. Thomas Aquinas (1225-74) alerts us to three perennial errors, pitfalls at the intersection of prayer and theology.
Reason, the thing that separates us from brute beasts, does not liberate us from animality, but it liberates animality itself, for the actualization of a potential that cannot be actualized without reason.