[Here, have another pause, during which Stiles bites his lip, shrugs his shoulders, shuffles his feet and ends all of this with a weird flail of his hands.]
It's nothing. Probably. I mean, I did something, but it was just some kind of "believe in what you're doing and your belief will be real" thing, I don't know, the Doc never explains himself at all, and I haven't tried it after that so I have no idea if it was just some kind of fluke, or if everyone could do it, I mean, Scott's mom used mountain ash, too, so... [He trails off, shrugging again. It's probably just a thing that all regular humans can do.]