She nods when he calls it a skill - that's the way to think about it. A skill you're born with or learn or appeal to others to teach you, something that takes myriad forms but comes back to basic principles. Again, she mourns what must have been lost when so much of her was gone, but she has enough to talk about things. His world, though?

"I'd believe you. There's enough I don't know about the world that I'm in no state to say if something is or is not possible. Just because I didn't see it with my own eyes doesn't mean it didn't happen."

There are too many people she knows who had things occur that they need others to believe happened to them to start getting skeptical.