Education is the foundation of conservation—people protect what they understand.
人的思想是了不起的，只要专注于某一项事业，就一定会做出使自己感到吃惊的成绩来。
I believe in the power of positive energy.
The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.
每个采石场都有一个写在岩石层和几代工人中的故事
