市场并非完全有效,但它们足够有效,以至于大多数人无法持续跑赢市场。
I don't look for excuses. I look for solutions.
I'm a person who likes to be atypical.
The elegance of a proof is as important as its correctness.
A story is a way of reclaiming the past.
在观察性研究中,我们常常不得不依赖于无法直接检验的假设。
It seems to me that if you or I must choose between two courses of thought or action, we should remember our dying and try so to live that our death brings no pleasure to the world.