We saw a collapse in real estate prices after 1990 and a recession in 1991, so it was the big story of the 1980s.

我们目睹了1990年后房价暴跌,以及1991年的经济衰退,这就是20世纪80年代的重大事件

耶鲁公开课 - 金融市场课程节选

Bodies may last 20 years, 50 years, 80 years, 100 years, but people would only last an hour or, if it's every minute substitution, a minute.

肉体可能持续20年，50，80，或者100年，但人可能持续一个小时，以分钟算，或者是一分钟。

耶鲁公开课 - 死亡课程节选

What's happened actually if we base it in the last 25 years since the early '80s We've just had two recessions and they've been very mild by historical standards and...two--now three long expansions in between.

实际上是什么情况呢,80年代初期以来，这25年当中,我们只经历过两次经济衰退,而且在历史上算是相对轻微的,其间则是两，三次长时间的经济增长。

斯坦福公开课 - 经济学课程节选