It requires many years of training and abstract economic thinking to miss the obvious. The salient characteristic of modern production is that it mobilizes a lot of knowhow – too much to fit in the head of any single person.
多年培训和抽象经济思维让人们反而忽略了最明显的事实。现代化生产的显著特征是需要大量的专有技术，如此众多的技术任何人都很难独立掌握。