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I've been waiting more than 30 years to say this: "Dad, I always told you I'd come back and get my degree." I want to thank Harvard for this timely honor. I'll be changing my job next year…and it will be nice to finally have a college degree on my resume.

電影是一面鏡子，通過它我們經(jīng)常看到自己。

The sun is our most powerful tool in Africa. We must learn to work with it, not against it.

創(chuàng)業(yè)最重要的是堅(jiān)持。

The key to global competitiveness is local adaptability.