"The past is always present, shaping who we are in ways we don’t always understand."

可持续性不是成本中心，而是最终的竞争优势。

The spirit of man is more important than mere physical strength, and the spiritual spark in man can be fanned into flame.

获得自信的最好方法就是去做你害怕做的事情。

在数学中，提出问题的艺术必须比解决问题更有价值。