Success is not the key to happiness. Happiness is the key to success.

"The only limit to our realization of tomorrow is our doubts of today."

忠于自己，但永远保持学习的心态。

The duty of the Government is to leave commerce to its own capital and credit as well as all other branches of business.

我不是商人，我就是生意本身。

我不试图预测市场。我只是试图买入便宜的股票并长期持有。