Success is not about how much money you make, it's about the difference you make in people's lives.
我不是一个喜欢回头看的人。我总是向前看。
It really matters whether people are working on generating clean energy or improving transportation or making the Internet work better and all those things. And small groups of people can have a really huge impact.
教学的艺术在很大程度上在于唤醒年轻心灵的自然好奇心，并用知识的营养来满足它。
