让我们清楚一点：只是限制广告不健康的食物是不够的。增加对健康食品的'营销也很关键。

I don’t create art for fame or money. I create it because I have to.

The old-fashioned dictator does not exist under scientific management. The man at the head of the business under scientific management is governed by rules and laws which have been developed through hundreds of experiments just as much as the workman is.

问题不在于事物是否存在，而在于它是否具有能够在没有我们的情况下存在的本质。