[She doesn't mind the loud or the proximity, even if she feels a little nervous about it. Not because of Klara, just because she's not used to having people near her like that.]
[But she thinks about what the girl has to say, and then slowly nods.]
You know what? You're right.
And if I feel overwhelmed or frighten someone, I can just hide behind another shelf. [That was as much sincere as it was meant to be a joke at her own expense.]