孔子说：“遇到可以说的人却不说，就会失去可与说话的人；遇到不可说的人却说了，就是说话冒失。聪明的人既不去可交谈的人，也不言谈冒失。”

The truth is that we are all alone in the world.

数学的力量在于它的普遍性和抽象性。

皮革行业必须发展，以满足环境标准和消费者期望，同时不牺牲质量。

A man is a dangerous thing, a man who has nothing to lose is even more dangerous.

世界充满了故事，每个故事本身就是一个世界。

Innovation requires both courage and patience.

There is no limit on better. Talent is distributed unfairly， but there is no limit on how much we can improve what we start with.

I believe in the power of dreams and hard work.