Fusing the doctrines of Plotinus and Proclus with the creeds and beliefs of Christianity, Dionysius the Pseudo-Areopagite combined the Neo-Platonic conviction of the fundamental oneness and luminous aliveness of the world with the Christian dogmas of the triune God, original sin and redemption. The universe is created, animated and unified by the perpetual self-realization of what Plotinus had called "the One," what the Bible had called "the Lord," and what he calls "the superessential Light.