The end of government is the good of mankind.
对于人的责任,在于对待自己的本性,也同样适用于对待其他事物的本性。
今天我们种下的每一棵树都是留给后代的遗产。
The speed of change is such that we have to run faster just to stay in the same place.
To understand the land is to understand ourselves.