I care because my mother was a painter, she was a portrait painter.

我关心这些是因为我母亲也是一名画家,她是一名肖像画家

耶鲁公开课 - 欧洲文明课程节选

These are middle-class people commissioning paintings of themselves.

这些是中产阶级委托画家为自己画的肖像

耶鲁公开课 - 欧洲文明课程节选