translation.en: I'd like to talk about just a handful of what have been called the hallmarks of mankind, the things that made us different from everybody else, and all our relatives.
translation.zh: 我只想说其中几个 那些被称为 人类的标志性特质 那些然我们人类与其他物种不同的 也和我们“远亲”不同的特质