The accepted theory that the serpent is evil cannot be substantiated. It has long been viewed as the emblem of immortality. It is the symbol of reincarnation, or metempsychosis, because it annually sheds its skin... It was also believed that snakes swallowed themselves, and this resulted in their being considered emblematic of the Supreme Creator, who periodically reabsorbed His universe back into Himself.
Chapter: Fishes, Insects, Animals, Reptiles and Birds. - The Secret Teachings of All Ages (1928)