[ She turns to him after pressing the elevator button. She's grinning a really self-satisfied grin too. ]

You sure you want to take that tone with the brilliant genius who is almost finished building a new gravity machine?

[ As long as he doesn't think too hard about the fact that it's already almost finished, everything should be smooth sailing for the rest of the conversation. Right? ]

It's pretty strong too, so it has to be one of you guys for testing. Anyone else'd get crushed.

[ She seems mostly unbothered by that though! ]