[ Clara listens, fascinated because she's never learned anything like this before. One of the best things the Doctor has shown her has been that there's so much that's possible, things she couldn't even have imagined. Here, now, it's like all of that diverseness concentrated in one spot. Learning as much as she can while she's here about other places. ]

If I could learn magic, I'd want to wield elements. That sounds pretty incredible, highly useful, although being able to heal people would be high up there.

[ If she's imagining it right; conjuring fire and controlling water, different things in that realm. ]