Hume

David Hume noticed something strange about moral arguments. People describe how things are, then suddenly jump to how things should be. No bridge between them. “Divorce rates are rising. Therefore, we should make divorce harder.” “Humans evolved to be competitive. Therefore, capitalism is natural and good.” “This is how we’ve always done it. Therefore, we should keep doing it this way.” The gap is real. Facts about the world don’t automatically generate moral conclusions....

I was reading a debate about animal rights the other day when I noticed something strange. The argument went like this: factory farming causes tremendous suffering to animals. Animals are sentient beings capable of pain. Therefore, we shouldn’t eat factory-farmed meat. It sounds reasonable enough. But there’s a peculiar little jump happening in that final step — one that a grumpy Scottish philosopher named David Hume spotted nearly 300 years ago....