可持续性必须成为我们开采每一块石料的核心，否则我们什么也不该开采。

别逼我，我已经在悬崖边上了。

"It has always seemed strange to me... the things we admire in men, kindness and generosity, openness, honesty, understanding and feeling, are the concomitants of failure in our system. And those traits we detest, sharpness, greed, acquisitiveness, meanness, egotism and self-interest, are the traits of success."

生活就是要冒险，如果你不冒险，你永远不会知道自己能做什么。