当你怀疑自己是否能飞的那一刻，你就永远失去了飞翔的能力。
The moment you doubt whether you can fly, you cease for ever to be able to do it.
When a person has value, they will serve you like an emperor.
I’m just a normal person who happens to sing.
世界需要能源，而我们的责任是负责任地提供它。
挑战让商业变得有趣；克服挑战让它变得有价值。
The boundary between physics and mathematics is not as clear-cut as we might think.
Success is a lousy teacher. It seduces smart people into thinking they can’t lose.
所有生而为人的人都需要教育，因为他们注定要成为真正的人，而不是野兽、迟钝的动物或木头块。
I don't run out of material. I run out of time.
The dairy industry must evolve to meet the demands of a changing world.