the new symbols of the unconscious broke through in two forms: (1) in the speculations of natural science, in the center of which stood the symbol of the "round thing," the sphairos, the idea of the circulation of energy, the image of a round cosmos, or of the whirling nous
Von Franz identifies the Sphairos as one of two primary symbolic forms through which the Greek unconscious expressed its transformative energy during a period of religious crisis, linking it explicitly to the circulation of psychic energy and the round cosmos.
, Dreams: A Study of the Dreams of Jung, Descartes, Socrates, and Other Historical Figures, 1998thesis