抽象的目的不是模糊，而是创建一个新的语义层次，在这个层次上可以绝对精确。

"With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one—but no one at all—can tell you what to read and when and how."

译文：没有忍耐之心，是做人的大忌，总是怀着吃亏的心态，是很好的处世之道。赏析：忍一时风平浪静，退一步海阔天空。与人相处，不必事事都要争个高低，更不必小肚鸡肠。一忍可以制百辱，一静可以制百动。吃亏就是不必事事都在乎个人的得失，事事都斤斤计较，善于吃亏的人，终究会有无穷的福分。

可持续性不是一种选择，而是我们对后代的责任。

学习的过程本质上是一个形成关联的过程。

We've been warned against offering the people of this nation false hope. But in the unlikely story that is America, there has never been anything false about hope.

我认为人们相信天堂是因为他们不喜欢死亡的想法，因为他们想继续活着，他们不喜欢别人会搬进他们的房子并把他们的东西扔进垃圾堆的想法。

The key to successful investing is to have a clear understanding of the risks and rewards, a disciplined approach, and a long-term perspective.