the Dead Sea Scrolls.] And some of them date back to the fourth and third century .So do you understand now why everybody was so excited?

其中一些文卷甚至能够追溯到公元前,三四世纪，所以你们应该明白为什么这么令人兴奋了吧！

耶鲁公开课 - 旧约导论课程节选

Specifically, what is it that American companies that, both then and now, still don't understand about China that you think you do and they don't?

美国公司对于中国的互联网行业，始终不甚了解,能否谈谈一些你知道而别人不知道的原因？

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选