Now, in any society changing this much, this fast, doubling its own population--doubling--in twenty-five years.

现在,在任何变化如此巨大的社会,如此迅速地,在二十五年内,人口增至两倍

耶鲁公开课 - 美国内战与重建课程节选

I may have an "IOU" From someone or I may own a bond from someone that promises to pay me something in a year or two years.

也许我握有一份欠条,或是一份合约,某人承诺,在一年或者两年内支付我一些钱

耶鲁公开课 - 金融市场课程节选

And Mark has been extraordinary, as a leader, in maintaining a very high bar and at times, walking away from people who are receiving outstanding recommendations but either don't fit from a cultural standpoint or they're not going to scale and they'd be the wrong person a year or two from now.

作为Facebook的领导者，马克始终坚持选人标准，从不手软，他经常会放弃一些,得到强有力推荐的应聘者,他们要么是在文化方面不契合,要么是因为，如果公司没打算扩张,那他们在一到两年内,会成为错误选择。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选