A person is never happy except at the price of some ignorance.
想大事,想长远。最大的风险是不承担任何风险。
I'm not a rapper, I'm a hustler who raps.
数学研究是所有自然现象精确知识不可或缺的基础。
文学的力量在于它能够将我们与普遍的人类经验联系起来。
The problem of quality management is not what people don't know about it. The problem is what they think they do know.