[She does get what he means and she nods but she's grinning too because it was so weird and it's kind of nice to be able to talk about something silly.]

Yeah, he had to explain it to me, something about... chivalry? [Stretching back in her memory now, it was fairly early on.] And how it wasn't about girls being 'weaker' but it was about... oh, how did he put it... being polite. And showing respect. And so I let him, because I didn't want to make him feel rude or anything, but... it took some getting used to.

[As in, sometimes she'd forget and go for the door and he'd race to beat her. It was flattering and flustering for her, and also very strange.]