我们开采的每一吨煤炭都必须以最小的环境影响创造最大的价值。
知足常乐者最富有,因为知足本身就是天然的财富。
"I’m a normal guy who just happens to play tennis well."
"Memory is a strange thing. It doesn’t work like I thought it did. It’s not a film you can replay. It’s more like a story you tell yourself, and the story changes every time."