“Of these things, Father Bardesan,” said I to him, “thou hast convinced us, and we know that they are true. But knowest thou that the astrologers say that the earth is divided into seven portions, which are called Zones; and that over the said portions those seven stars have authority, each of them over one; and that in each one of the said portions the will of its own Potentate prevails; and that this is called its law?”