投资者应专注于他们能控制的事情，并忽略市场的噪音。

The spread of liberal democracy and the integration of the world economy are the two most important trends of the modern era.

The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.

如果你不愿意适应变化，你就没有准备好领导。

心理学应帮助我们理解如何应对生活的挑战。

降低成本的最好方法是一开始就没有成本。