““Let’s say that Person 1 thinks their hair dryer is telling them to shoot every redhead who gets on the 9:04 train. And let’s say Person 2 thinks their hair dryer is telling them to volunteer twice a week at a homeless shelter. Is it better to volunteer at a homeless shelter than it is to shoot every redhead who gets on the 9:04 train? Of course it is. But you still have a basic problem — which is that you think your hair dryer is talking to you.””