It's one thing, for her to lightly complain about her life at home, but it's quite another to agree with the complaints of an educated professor. She shrugs. "It's not so bad. We all help each other out. They're my younger siblings." She adds quickly, as an afterthought, before he thinks she's had five kids, oof. Even if she doesn't generally care what people think at home, the judgement here seems heavier.