Now these health claims

现在这些健康宣示
and this idea of foods as nutrient delivery vehicles

和这种食物作为营养运输工具的观念
has been around for a long time,

已经存在了好长时间
but relatively recently have people been rebelling against that.

但人们最近才开始反驳它
That's the optimistic change in values

我想这就是博兰爱丽丝·沃特斯以及
that I think Pollan, Alice Waters, and Wendell Berry represent.

温道尔·巴瑞所代表的价值观的乐观改变
We'll be hearing from some people later in the class

我们晚点会听到
who share those same values.

持同样想法的人的声音
There's also a more alarm oriented philosophy

还有另一种以忧虑为导向的思想
that I think has sort of invaded the country.

多少入侵了这个国家
You guys will probably know about Eric Schlosser, an author

你们也许知道一个作家艾瑞克·施罗瑟
and Morgan Spurlock, a filmmaker,

以及摩根·斯巴洛克一个制片人