生产力的提高是社会进步的动力。
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.
The stock market is a device for transferring money from the impatient to the patient.
真实并不在出发处也不在目的地：它是在我们穿越的过程中展现的。
【译文】凡是事物都有本和末，本末是一体的，不可以把本末分开为两段。