"The voice is both intimate and architectural."

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

I'm the reason your teacher can't teach.

I will always be grateful to my poor parents. I owe everything to them， my education， my life， and any success I have had.

量子力学的数学形式不仅是一种工具，更是一种揭示自然深层结构的语言。

The only way to have a friend is to be one.