And why should I linger over the barbarians, when I can adduce the Greeks as exceedingly addicted to the use of the method of concealment? Androcydes the Pythagorean says the far-famed so-called Ephesian letters were of the class of symbols. For he said that ἄσκιον (shadowless) meant darkness, for it has no shadow; and κατάσκιον (shadowy) light, since it casts with its rays the shadow; and λίξ is the earth, according to an ancient appellation; and τετράς is the year, in reference to the seasons; and δαμναμενεύς is the sun, which overpowers (δαμάζων); and τὰ αἴσια is the true voice. And then the symbol intimates that divine things have been arranged in harmonious order—darkness to light, the sun to the year, and the earth to nature’s processes of production of every sort. Also Dionysius Thrax, the grammarian, in his book, Respecting the Exposition of the Symbolical Signification in Circles, says expressly, “Some signified actions not by words only, but also by symbols: by words, as is the case of what are called the Delphic maxims, ‘Nothing in excess,’ ‘Know thyself,’ and the like; and by symbols, as the wheel that is turned in the temples of the gods, derived from the Egyptians, and the branches that are given to the worshippers. For the Thracian Orpheus says: