People need fat, and they need sugar, and they need variety--at least what their brain thinks.

人类需要脂肪和糖类,需要各种物质,至少大脑是这么认为的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

If you have a brain, and a body, and a metabolism that wants calories, it wants fat, it wants sugar, it wants a broad variety of food so you can survive, that would be good if you lived in certain parts of the world today.

如果你有大脑,有身体,有新陈代谢,这些都需要能量,就需要脂肪,需要糖,需要极其多样食物,你才能活下来,世界上只有部分地区可以保证这些

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选