I think that in mathematics, and maybe in life, you have to be willing to be a little bit lost.
美是一种终极价值——我们因其本身而追求它，无需进一步的理由。
The future belongs to those who can adapt and evolve.
The easiest way to solve a problem is to deny it exists.
The same principles which at first view lead to skepticism， pursued to a certain point， bring men back to common sense.
Effective leaders know how to listen to others' opinions and learn from them.