事实是，我不知道我在做什么。但我知道我在全心全意地做。

I have come to believe that a great teacher is a great artist and that there are as few as there are any other great artists. Teaching might even be the greatest of the arts since the medium is the human mind and spirit.

世上还没有一种方法，可以从一个人的脸上探察他的居心；他是我所曾经绝对信任的一个人。

Success is not final, failure is not fatal: It is the courage to continue that counts.

Innovation in energy isn't just about technology; it's about reimagining how we power our world.

I believe in the power of storytelling. It can change the world.