This familiar image of the serpent biting it's own tail is meant to imply infinity in the Gnostic sense of the word.

This is an image of the serpent biting it's own tail, and is meant to imply infinity. Or, possibly, eternally being stuck in the material cycle. http://altreligion.about.com/library/glossary/symbols/bldefsouroboros.htm http://altreligion.about.com/library/glossary/symbols/bldefsouroboros.htm