I was coming back to New Haven on the train afterwards and I came across this quote.

后来有一次我在坐火车回纽黑文的路上,无意中翻到这么一段话

耶鲁公开课 - 金融市场课程节选

Two hours,you can be on a damn train to New York City and you'll be lucky if you get eighty miles in two hours, or an hour and fifty minutes.

要知道,两个小时都可以做火车去纽约了,但如果是步行,八十公里你一个小时五十分钟,到两个小时内走到就算不错了

耶鲁公开课 - 1871年后的法国课程节选