http://yw7nc56v4nsudvwewhmhhwltxpncedfuc43qbubj4nmwhdhwtiu4o6yd.onion/t/aquinas-on-liberty/60?_escaped_fragment_=
As a natural endowment given to human nature by God, the omnipotent Creator of the universe, liberty must exist for an end or ultimate purpose. And this end must be identical to the essential determination and composition of human nature, which is rational, i.e., intellectual and volitional.