you want to get the clearest grasp of what this means, study the Contra Gentes of St. Athanasius and see how again and again he employs musical terms to describe the kind of symphonic texture that the order of the universe under one God the Creator has. It is this masterful idea of a unified rationality that sweeps away the Aristotelian, the Neoplatonic, and certainly the Ptolemaic duality between celestial and terrestrial worlds, celestial and terrestrial mechanics, and all the dualism and pluralism