挑战不在于代表非洲，而在于呈现非洲的复杂性。

The more specific you are, the more universal you become.

人生最大的遗憾，莫过于轻易地放弃了不该放弃的，固执地坚持了不该坚持的。

伟大的公司建立在信任的基础上——对科学的信任、对人的信任以及对使命的信任。

I can never be safe; I always try and go against the grain. As soon as I accomplish one thing, I just set a higher goal. That's how I've gotten to where I am.

If you can dream it, you can do it.

Digital exclusion is one of the greatest inequalities of our time.

不经历风雨，怎么见彩虹，没有人能随随便便成功。