The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

成功是最好的报复。

El hombre es el único animal que tropieza dos veces con la misma piedra.

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.