Rick responds to my question about heartless libertarians:

You’re spot on. There’s a mental image I’ve read (and I’m going to butcher this because I don’t remember it clearly) of a moral gradient (I’m 60% sure that’s what it’s called). The way I fit this concept in my head is that we each have a sort of a topographical map of something hill-shaped. This map represents the moral weight we put on others and ourselves. We’re at the center, and the points furthest away are those strangers from far away that we will never meet in our lives. Different areas may represent different groups of people. Even better, instead of a topographic map, you’re forming it with a finite amount of playdough. Some people might have more or less playdough than others, but they’re usually pretty similar.

Say one person’s hill is shaped like Grinch mountain (incredibly steep) he…