Hume infers from his insight that it is not reason but moral opinion that moves us to act, that reason is not the source of moral opinion. From this, he then further argues that moral opinion is a product

In The Phaedrus, Plato offers up two rapturously beautiful visions of the soul of man. The first, is the Manichaean winged being of pure beauty, trapped against its will in a prison of corporeal form,