如果你不犯错，说明你解决的问题还不够难。
If you don’t make mistakes, you’re not working on hard enough problems.
The universe is not only stranger than we imagine, it is stranger than we can imagine.
简单不是缺乏复杂性，而是对复杂性的解决。
The greatest happiness of the thinking man is to have fathomed the fathomable, and to quietly revere the unfathomable.
I stand up for what I believe in, and I’m not afraid to say no.
The goal of software engineering is to control complexity, not to create it.