Angry feelings warn us that someone is stepping on our toes, crossing a boundary, or violating our trust.

愤怒的感觉警告我们有人正在踩我们的脚趾，超出了界限，或违背了我们的信任。

Superstar. Trans-, across or crossing a boundary.

超级明星。Trans-、跨越或越过边界。

Researchers think that embarrassment evolved as a way for us to maintain bonds with other members of our social group by warning us when we've crossed a boundary.

研究人员认为，尴尬是我们与社会群体其他成员保持联系的一种方式，当我们越过边界时，它会警告我们。