Oh, he kind of definitely feels like perhaps she's getting the wrong impression here, and the first reply is met with a small frown and wave of his hand. "I'm really just guessing, I could be wrong." He's definitely not an expert, here! It's just a hypothesis! Based on observation! Don't feel inadequate over what could amount to a potentially wrong assumption!

That next point... honestly, her view on it sounds like it's probably on the money.

"I imagine they wouldn't stop until everything's fixed." Like, they could stop, but how long would it take? "It's not like we know how big this planet is, so healing the whole thing could take ages." With that thought in mind, he pensively casts a glance out toward where the walls have migrated. "Assuming we've done this much in a few months short of a year, who really knows..."

Hm.

"Even with slackers in the ranks."