The only limit to our realization of tomorrow will be our doubts of today.

"The human voice is the most powerful tool we have to convey the depth of our experiences."

Never overtrade. To do so is to violate a fundamental rule of successful trading.

比喻政府干预初衷虽好，但结果可能适得其反。

Mathematics is the most beautiful and most powerful creation of the human spirit.

我们不是从祖先那里继承海洋，而是向子孙借用它。