To write is to breathe, to live, to exist beyond the confines of time.
写作就是呼吸,就是生活,就是超越时间的限制而存在。
唯一能阻止你的人是你自己。
The world changes when people decide to do things differently.
The best way to learn econometrics is by doing—working with real data and real problems.
The choice for mankind lies between freedom and happiness and for the great bulk of mankind, happiness is better.
The truth is you don't know what is going to happen tomorrow. Life is a crazy ride, and nothing is guaranteed.