So if I start off with a list of length n, how many times can I divide it by 2, until I get to something no more than two left?

我能够除以多少次2呢？,直到我得到的长度不超过2么？,对数次，对吧？就像刚才那位同学说的那样？

麻省理工公开课 - 计算机科学及编程导论课程节选

And a lot of it is already in those books but my hope is that our goal to the next book by transcending it through this common experience with you and already thinking in those terms.

很多书有讲这些哲学问题,但我希望通过和你们一起的经历,我们的下一本书,能够超过上一本书,这些都已经在前几个学期开始构思了。

麻省理工公开课 - 电影哲学课程节选

The only thing worth more than the slaves in the American economy of the 1850s was the land itself, and no one can really put a dollar value on all of the land of North America.

十九世纪五十年代的美国经济中,唯一价值超过奴隶的就是土地,而且没有人能够真正对,美国北部的土地进行估值

耶鲁公开课 - 美国内战与重建课程节选