It's because man alone has the faculty of speech and the ability to distinguish good from bad,and right from wrong.

这是因为人类有演讲的才能,也有能力,明辨是非,分辨正误

耶鲁公开课 - 古希腊历史简介课程节选

For it is peculiar to man as compared to other animals that he alone has a perception of " good and bad, just and unjust and other things."

因为对比于其它动物,是人类特有的,人类能感受出,善与恶正义与不公还有其它的事务“

耶鲁公开课 - 政治哲学导论课程节选

Well, you should be absolutely unexcited because it doesn't mean anything; if they were giving you extra shares and just you alone, that would be great--that would be good.

你根本不应该感到高兴,因为这没有什么意义,如果他们只给你一人发放股票,这就是件好事

耶鲁公开课 - 金融市场课程节选