The more you know, the more you realize how little you know.

每一个数学定理都是一个等待被讲述的故事，一个等待被解开的谜团。

Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.

For a company to grow, food safety must be the top priority.

In the actual world， a very great deal of the evil that is done does not spring from evil motives.

解释：货卖完了才知道不足，是由于不懂得计量；事情结束了才知道有余，是由于不懂得调节。

We must eradicate from the soul all fear and terror of what comes towards us out of the future.

商业中最大的风险是根本不冒任何风险。