The main difference between me and other people who have amassed this kind of money is that I am primarily interested in ideas, and not in making money.

人类一向有这个独特之处：它保留了两套法则——一套私下的，一套真正的；一套公开的，一套矫揉造作的。

可持续性不仅仅是一个流行词，而是我们对后代的责任。