Well it doesn't have to go out and search for food, it's right there, it can eat whatever it wants, whenever it wants.

因为它不用再去为食物奔波,食物近在咫尺,它能随时吃到任何想吃的东西

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Take yourself back to 1600-whatever, whenever Newton was inventing these laws.

我们回到十七世纪,回到牛顿发现这些定律的时代

耶鲁公开课 - 基础物理课程节选