Firsthand experience is the best teacher and look on the bright side - now we can make a better mask.

[Building things, making things that won't harm is where he'd prefer to focus his energy. Of course he wants to leave - but at the same time he knows he can't in good consciousness just leave these people here.

There's a bit of a jaunt in his body as he straightens up and helps Tech to his feet.]

I just concentrated on blowing the spores out of your mind and it worked. [He's not sure how else to explain it.] Now. Roots?