There is no machine yet that can recognize faces or understand sentences at the level of a two-year-old human.

至今还没有任何机器,能够做到面孔识别,或是理解两岁儿童能够轻易理解的句子

耶鲁公开课 - 心理学导论课程节选

So, give me two more minutes, I'm going to end, and a few of you, faces, I've heard this before, people that I know; but, I guess one reason why I'm in history--well, because I read a book a long time ago.

所以,再给我两分钟,我就要结束了,你们有些人,面孔,这我见过,有的人我认识,但是,我觉得我之所以搞历史,因为我很久以前读过一本书

耶鲁公开课 - 1871年后的法国课程节选