Successful businesses are not accidental, but achieved through carefully designed strategies.

不可以同井底的青蛙谈论大海的辽阔，因为有空间的拘束；不可以同夏天的小虫谈论冰冻的寒冷，因为有时节的局限。

集合是一个允许自己被看作一的多个。

唯一真正重要的是，你是一个好人吗？

In the end, we are all just stories, and it is up to us to make our stories worth telling.

If a man will begin with certainties， he shall end in doubts； but if he will be content to begin with doubts， he shall end in certainties.

"Books are the keys to understanding ourselves and others."

数学之美在于它能够精确而优雅地描述自然界的基本法则。