The most important thing is to be true to yourself and to the story you're telling.

Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.

General relativity has passed every test we’ve thrown at it, even near a supermassive black hole.

If knowledge can create problems, it is not through ignorance that we can solve them.

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.

领导力意味着今天做出艰难的决定，为未来的几代人带来好处。

解释：清澈与浑浊，细微与宏大，短小与绵长，急促与舒缓，哀伤与快乐，刚硬与柔软，迟滞与快速，高昂与低徊，呼出与收缩，周密与疏朗，因此而相互辅助。

我一点都不浪漫。我还不算太老。还是把浪漫留给比我老的人吧。