成功是一个糟糕的老师。它诱使聪明人认为他们不会失败。
"Success is a lousy teacher. It seduces smart people into thinking they can't lose."
质量比数量更重要,一个全垒打比两个二垒安打好得多。
Natural experiments are a powerful tool for understanding causal relationships in the real world.
这个世界最不可理解的就是它竟然是可以理解的。
真実はいつも一つではない。
The best leaders are those who listen more than they speak, and act with integrity.