No one knows who put the kitten there or why.

VOA: special.2009.02.23

Why should I act in such a way if I have no expectation or reasonable expectation that those around me will reciprocate?

如果我对别人的报答,没有期望或合理的期望,我为什么要这样做？

耶鲁公开课 - 政治哲学导论课程节选

So it's easy to see why we might be tempted to say no mere machine could think or reason or have beliefs or desires.

所以很容易明白,为什么机器无法做到,我们刚才讨论的那些特质

耶鲁公开课 - 死亡课程节选

If they can organize as well in Yemen or Somalia or someplace else, then why fight in Afghanistan where no one has been successful for millennia?" U.S.public-opinion surveys show declining support for the war in Afghanistan.

VOA: standard.2009.11.23

People anchor to the information they were given, even though there's kind of no causality or no sort of reason why it should make any difference.

人们总是停留在他们已经被给予的信息上，即使他们之间没有因果关系,或者没有任何原因表明这种信息会有任何影响。

耶鲁公开课 - 金融市场课程节选