领导的艺术在于说不，而非说是。说是很容易的。

"To write is to struggle and to resist; to write is to become; to write is to draw a map of the world that has not yet been explored."

Architecture is the art of organizing space in a meaningful way.

In mathematics, there are no shortcuts.

适度的精神也应该是立法者的精神。

每一个数学问题都是一个等待解决的谜题，每一个解答都是向理解现实结构迈进的一步。

Internationalization is the only way for enterprises to grow bigger and stronger. We must embrace the world with a more open attitude.

The great powers are always searching for opportunities to gain power at the expense of their rivals, and they will use force if they think it will profit them.

【释义】一个人的心志直接影响一个人的气节，而气节是统帅身体的重要支撑。