The main purpose of the stock market is to make fools of as many men as possible.

Believe you can and you're halfway there.

I know, I feel the meaning that words hide.

"In mathematics, you don't understand things. You just get used to them."

I don’t think about being the best, I think about being better than yesterday.

生命太短暂，不能活在别人的梦想中。

The deepest theorems often arise from the simplest observations.