The test of our progress is not whether we add more to the abundance of those who have much; it is whether we provide enough for those who have too little.

我们做出的选择定义了我们是怎样的人，而不是我们所面对的环境。

"The true mystery of the world is the visible, not the invisible."

我对愚蠢的人有极大的信心；我的朋友们称之为自信。