If you are looking for something in your house, and you finally find it, when you’re done with it, don’t put it back where you found it. Put it back where you first looked for it.
如果我们想保护森林,就必须先了解它们。
You are not defined by your past. You are prepared by your past.
One of the great mistakes is to judge policies and programs by their intentions rather than their results.
The way to right wrongs is to turn the light of truth upon them.