代数分析很快让我们忘记了研究的主要对象，因为它将我们的注意力集中在抽象的组合上，直到最后我们才回到最初的目标。

"The role of business is to produce goods and services that people value more highly than their cost, and to do so while consuming as few resources as possible."

我不想成为明星，我想成为一个人。