To study the phenomena of mind from the standpoint of the soul is nothing less than the way to perfect knowledge.
當一個人炫耀他自己的智慧時，往往倒會誤入歧途。
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.
Reading is faster than listening. Doing is faster than watching.