There’s more to Pythagoras than his theorem, you know. He established his own religious group, living a secretive existence of vegetarianism and Apollo worshiping. They were called the ‘Pythagoreans’, and are believed to have influenced subsequent secretive groups with great influence, such as the Freemasons and other secret societies. And if you believe certain conspiracy theories, it might explain why certain pop stars like THAT shape so much – no names being mentioned.