We should be approaching young people, encouraging them to engage, cross our religious boundaries and engage constructively with the same sort of sense of purpose that al-Qaeda recruits young people with a destructive divisive ideology.

我们应该靠近青年人，鼓励他们参与这项事业，跨越宗教界线,鼓励他们具有建设性地参与其中,带着与基地组织招募拥有破坏性的,分裂的意识形态的青年人时有的目的感。

普林斯顿公开课 - 人性课程节选

no immediate problem but if this continues onto the end of the decade, re approaching right now, there is going to be a disaster.

不会有立竿见影的问题,但如果继续这样做的话，十年以后，也就是我们现在这个时候，which，is，what，we’,会发生灾难。

斯坦福公开课 - 经济学课程节选