光是建筑中最重要的材料。

The Langlands program is a reflection of the unity of mathematical thought.

Quality should never be compromised, because reputation is built over a lifetime but lost in a moment.

当你错了的时候，你必须能够承认并迅速退出亏损的头寸。最糟糕的事情是抱着亏损的交易不放，希望它会回来。