你无法管理你无法衡量的东西。
You can't manage what you don't measure.
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。
True craftsmanship leaves both the product and the planet better than it found them.
The health of our waters is directly tied to the health of our communities.
Life is measured by thought and action，not by time.