The world is a book, and those who do not travel read only a page.
世界就是一本书，不旅行的人只读了其中一页。
进步的最大障碍不是无知，而是知识的幻觉。
What I remember above all about Harvard was being in the midst of so much energy and intelligence. It could be exhilarating, intimidating, sometimes even discouraging, but always challenging. It was an amazing privilege…and though I left early, I was transformed by my years at Harvard, the friendships I made, and the ideas I worked on.
The best stories are those that resonate with our own hidden thoughts.
The laws of physics are the same everywhere in the universe, and that is a profound truth that connects us all.
The only thing that stands between a man and what he wants from life is often merely the will to try it and the faith to believe that it is possible.
多样化是对无知的对冲。