实证研究者最重要的技能不是数学,而是判断力。
The most important skill for an empirical researcher is not math, but judgment.
The Internet is a reflection of our society and that mirror can be either flattering or unflattering depending on who is looking.
办事果断的人看起来好像忙碌,其实心中常有闲暇。因循苟且的人看起来闲暇,其实心中常有牵念。