"Kind of! We used carts too where I'm from.. except, um, just really long ago."

It helps her figure out a bit more about his world. If they use carts, then it must be pretty old-fashioned, right? That's not too strange, she supposes, since more people on this train seem to be coming from those kinds of worlds..

"You don't need a horse to make a car drive, it just does that by itself! Just like this train."