He nodded to her sentiment. It was kind of her to think of showing him - or at least to realize that to do a proper job a knife would be better than tacks. "No worries," he relented, getting comfortable there on the floor, the door still slightly ajar from where he'd never replaced the display stand.
"Shannon," he said, emerging from his own thoughts for a moment. "Thank you." He was, of course, genuinely thankful for being let into the museum. More so, he was thankful that she'd given him an opportunity to glimpse what he'd been outside of here - the confident, useful, ingenious Doctor. It was hard not to feel a bit unlike himself hanging about in a carnival or wandering around looking for others who even thought escape was possible.