visible and invisible, and the ultimate source of all order and rationality, carried with it a rejection of the dualism, pluralism, and polymorphism of ancient philosophy, religion, and science, and thus gave rise to the conception of the universe as one harmonious system of things characterized by one pervasive if multi-variable order throughout. This rational unity of the cosmos, spanning celestial as well as terrestrial spheres, which is the correlate of Judaeo-Christian monotheism, has ever since