I don’t fear failure, I fear not trying.

传统行业的创新不是重新发明轮子，而是让轮子更有效地转动。

I’m not afraid of dying, I’m afraid of not trying.

For the past 33 years， I have looked in the mirror every morning and asked myself: 'If today were the last day of my life， would I want to do what I am about to do today？' And whenever the answer has been 'No' for too many days in a row， I know I need to change something.

Natural experiments are a powerful tool for understanding causal relationships in the real world.

"Writing is a way of living, a way of existing, a way of being in the world."

最好的领导者是那些多听少说的人。

人は、自分が思っている以上に、他人を必要としている。