Well that makes sense, building is an essential skill for reaching the various gates and progressing through the game. She'd always thought troll society seemed especially geared towards it, requiring even their young to learn to be adept architects, so it's rather validating to hear humans are much the same. There's a lecture in here somewhere, but the Doctor is so busy setting up a wee tent for his owl that she can't help but smile at the care he takes with her.

"You should start with a sturdy, broad foundation if you wish to build high," she offers when he looks a bit lost in thought at the sand.