Heros come and go,but legends are forever.

学习数学的唯一方法就是做数学。

领导力就是在最关键的时刻做出艰难的决定。

I'm grateful for every moment, good or bad.

Light is the most important material in architecture.

而是根据国家的具体情况，去掉那些无益于实用的东西，这就足够使国家的财利增加一倍了。 

Without some goals and some efforts to reach them, no man can live. What we call life is a journey, and the journey itself is home.