Focus on being productive instead of busy.

Don‘t bother fighting the old； just build the new.

领导力在于做出艰难的决定，而不仅仅是受欢迎的决定。

Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.

"Every book is a journey, and every journey changes you."

The creation of a modern state is a complex and difficult process that requires the development of strong institutions.

预测未来的最好方法就是创造未来。