Never underestimate the power of a simple idea executed exceptionally well.
永远不要低估一个执行得非常好的简单想法的力量。
一家公司的真正价值在于它的员工以及他们对卓越的承诺。
"Randomized experiments are the gold standard for causal inference, but they are not always feasible."
现实一点,要求不可能的事!