True progress in farming comes from observing and learning from nature.

The value of a commodity, or the quantity of any other commodity for which it will exchange, depends on the relative quantity of labor which is necessary for its production, and not on the greater or less compensation which is paid for that labor.

I will gyve thee in thine own courtship.

Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.

译文：感叹白发，观察世间的道路。人们无不追求荣华，看重富贵而轻视贫贱。显赫的宫门，华丽的宫殿。年轻时入仕，幼年时就献上谋略。