So the sort of religious part of today's class is models are always abstractions.

今天这一讲我要说明的是,模型总是抽象的

耶鲁公开课 - 博弈论课程节选

You can still in France today find not canine butchers, you can find horse butchers, and it's always a red front with a gold head of a horse, appropriately enough.

现在,在法国,你仍然可以看到杀马的屠户,通常都是红色门面上贴着个金色的马头,十分相称

耶鲁公开课 - 1871年后的法国课程节选

The section when you do today is always the most popular section of the year, you'll know why after the section, and you can tell me afterwards if you think you figured out why.

今天你们要做的分组讨论,一直是每年最受欢迎的部分,讨论完了你们就明白了,如果你明白了的话,课后告诉我

耶鲁公开课 - 生物医学工程探索课程节选