回忆和期待一样，是一种简化和剪辑现实的工具。 《旅行的艺术》

Every failed experiment is a step closer to success, as long as you learn from it.

保卫国家政权，是那些君主和臣子等享受俸禄的人谋划的事；保卫整个天下，即使是地位低微的普通百姓也有责任参与。

I think it's very important to have a feedback loop， where you're constantly thinking about what you've done and how you could be doing it better.I think that's the single best piece of advice: constantly think about how you could be doing things better and questioning yourself.