"Undoubtedly. Every world needs people like you who aren't afraid to get their hands dirty." It should be a straightforward compliment, but it's packed with unspoken words and sentiments and thoughts that might never be voiced.
Martha may need to drop the occasional reminder that silver linings exist. They're easy to forget about.
"Curiosity is as good a reason to do that as any." Better than most, maybe. "Was there anything specific you were hoping to find out there?"