No More Learning

But the man who sets out from physical investigation knows clearly that the dogma "like is known by like" is nothing but an old one which is thought to have come down from Pythagoras and is found also in Plato's Timaeus; and it
was stated much earlier by Empedocles himself,--
We behold earth through earth and water through water Divine ether through ether,           fire through fire Love through love, hate through grievous hate.