The development of computational complexity theory has shown us that not all problems are created equal.
The only thing that you absolutely have to know is the location of the library.
The world is the totality of facts, not of things.
One of the best rules anybody can learn about investing is to do nothing, absolutely nothing, unless there is something to do... I just wait until there is money lying in the corner, and all I have to do is go over there and pick it up.
资本资产定价模型(CAPM)是理解风险-回报权衡的有用工具,但它并非对现实的完美描述。
If you're not failing occasionally, you're not pushing hard enough.