你必须把失败看作开始和中间，但绝不要把它当作终点。
You have to see failure as the beginning and the middle, but never entertain it as the end.
I don't believe in luck, I believe in preparation.
The laws of physics produce complexity, and complexity leads to consciousness.
变化的速度永远不会比今天更慢。
Democracy... while it lasts is more bloody than either aristocracy or monarchy. Remember, democracy never lasts long. It soon wastes, exhausts, and murders itself. There is never a democracy that did not commit suicide.
The true test of our work comes decades later, when it's still being loved and used.
诚信是持久成功的基础。
忠于你的热情。