[ She doesn't exactly like the way he says her name, either, or the way his expression shifts. What exactly is he thinking? How did he interpret her fairly straightforward explanation that it would make him take that sort of tone with her? ]

What do you mean, the powers of the planet? And solid ground or not, I'm not exactly interested in destroying the hallway with Geo shrapnel. An outdoor demonstration is best for most any element, though I suppose something like Hydro or Dendro might be safer to use inside.