The Natural Order and the Moral Order

Melville: Darwin's theory of evolution by natural selection was the first time somebody could explain how order came out of chaos without there being a designer to do it. Melville: If you can have the natural order without a designer, that means the natural order and the moral order can be completely separate from each other. Why would that be our job? What would be wrong in having a few aberrations as James Fitz, James Stephen would have seen?, he asks.