http://www.michaeltsarion.com/inner-zodiac.html https://www.youtube.com/watch?v=qpV40oP8QEI http://www.aeclectic.net/tarot/cards/pythagorean/ https://www.chabad.org/library/article_cdo/aid/361902/jewish/The-Four-Worlds.htm https://soa.illinoisstate.edu/downloads/anthro_theses/caldwell_sara...