每座建筑都是原型。没有两座是相同的。

Courage is a virtue necessary not only in war, but in life as well.

I’m not perfect, but I’m always me.

Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.

道理明白了，文辞就能表达清楚；文辞表达清楚了，道理也就明白了。

世人常因冀望遥远难及的幸福，忽略了眼前的小乐趣。

数学的本质在于它的自由。

I love to challenge myself.

"The difference between correlation and causation is fundamental in empirical work."