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If economists could manage to get themselves thought of as humble， competent people on a level with dentists， that would be splendid.

飛蓬生長在麻地里，不用扶持也能挺立；白沙混進黑色泥土，也會跟著一起變黑。

成功是知道你的生活目標，成長以發揮你的最大潛力，并播下造福他人的種子。

Consumer choices drive industry change—educate them fiercely.

The essence of mathematics lies in its freedom.

我做事情不是為了錢，而是因為我熱愛它們。

All you have to do is write one true sentence. Write the truest sentence that you know.

"Memory is a sort of punishment for those who have survived."

極致就是把自己逼瘋，把別人逼死。

采礦業有責任為后代留下積極的遺產。