Triple Goddess (Neopaganism) other female reproductive processes — are ways that women may embody the Goddess, making the physical body sacred. The triple goddess sign is identified with Greek moon goddesses: Helen Berger writes that "according to believers, this echoing of women's life stages allowed women to identify with deity in a way that had not been possible since the advent of patriarchal religions." The Church of All Worlds is one example of a neopagan organization which identifies the Triple Goddess as symbolizing a "fertility cycle". This model is also supposed to encompass a personification of all the characteristics and potential of every
Dynamics of the celestial spheres bodies are moved by angelic spirits, which govern and move them. He maintained, instead, that "celestial bodies are moved by their own natural inclinations similar to weight". Just as heavy bodies are naturally moved by their own weight, which is an intrinsic active principle, so the celestial bodies are naturally moved by a similar intrinsic principle. Since the heavens are spherical, the only motion that could be natural to them is rotation. Kilwardby's idea had been earlier held by another Oxford scholar, John Blund (c. 1175–1248). In two slightly different discussions, John Buridan (c.1295–1358) suggested that when God created the