THE LEFT.
Pythagoras, Plato, and Aristotle declare that the eastern parts of the world, from whence motion commences, are of the right, those of the western are of the left hand of the world. Empedocles, that those that are of the right hand face the summer solstice, those of the left the winter solstice.
Complete Works of Plutarch — Volume 3: Essays and Miscellanies · The Wunder Library — complete classics, free to read, with narration.