在新技术和扩大的市场允许生产和分销过程中材料和信息的流量和速度达到历史上前所未有的高水平时，管理的看得见的手取代了市场力量的看不见的手。
A cake is more than just sugar and flour; it’s a moment of happiness shared.
农业不仅仅是一门生意；它是一种生活方式。
The improvement of the productive powers of labor, and the greater part of the skill, dexterity, and judgement with which it is anywhere directed or applied, seem to have been the effects of division of labor.
