现在是过去和未来之间的一座脆弱的桥梁。

The truth is, I am not a very good person. But I am trying to be better.

I think that's the single best piece of advice: constantly think about how you could be doing things better and questioning yourself.

我不会花时间高谈阔论那些高概念的东西；我花时间解决工程和制造问题。