Fallout 4 expects you to commit murder. While you can occasionally avoid killing others, the wasteland is ruthless and demands violence. That’s how Bethesda intended the game to be played, anyway — but clever players are finding ways around it.
When most of us see a goomba, our instinct is to try to squash it, get rid of it. Turns out, though, that goombas can be way more useful than that.