This is a broad, philosophical, partly scientific view of what people might eat, and it's not a bad set of rules to follow.

这句话是一个宽泛的关于人们该吃什么的,富有哲学性又带有科学性的观点,是一套不错的守则

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So, you're starting out with about-- please don't write these down-- 24,000 cattle, 150,000 sheep, 6,000 hogs, and that is not enough to eat, and people become quite obsessed with what they're going to eat.

这样一来你至少需要,这个不用做笔记,两万四千头牛,十五万只羊,六千头猪,而这些只够勉强维持,人们开始为吃什么犯愁

耶鲁公开课 - 1871年后的法国课程节选

Now the people in this poll were asked the same question and here's what they said, so 75% said that one reason is that it's more convenient, it's what people like to eat, it's heavily advertised, it's more affordable, people may not know which foods are healthy.

在这个调查中人们也被问到了这个问题,我们来看看他们的答案,75%的人说选择垃圾食品是因为更方便,合乎口味,广告的大力宣传,更便宜,人们可能并不知道哪些食物才是健康的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选