The only time you should ever look back is to see how far you've come.

领导力的真正考验不是你在被关注时做什么，而是你在独处时做什么。

顾客不一定总是对的，但他们永远是顾客。

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

Hope is the beacon of the soul.

In mathematics, the simplest questions often lead to the deepest insights.

表演最有回报的部分是与观众建立联系。