The art of competing, I’d learned from track, was the art of forgetting, and I now reminded myself of that fact. You must forget your limits. You must forget your doubts, your pain, your past.

Success comes from persistence and the courage to innovate.

The causal model is the key to making sense of the world.

写作是夺回时间的一种方式。

I think fearless is having fears but jumping anyway.

简单是可靠的前提。