Ethics and Moral Science

Why is it that the study of Ethics is so unpopular? It is because there are so many systems of Ethics, and they are all in such hopeless contradiction. Why are there so many systems? Because each writer starts with his theory and then attempts to get the facts to agree with it. What is the remedy? The remedy, says Professor Levy-Bruhl, is to start with the practice. And what then? Then, he says, you find that the practice is everything, that you need no theory, and that every ethical writer...