The liberal democratic system may not be perfect, but it is the best system we have.
自由民主制度可能并不完美，但它是我们拥有的最好的制度。
The Langlands program is a reflection of the beauty and depth of mathematical thought.
一个敢于浪费一小时时间的人，尚未发现生命的价值。
获得智慧是一种道德责任，它不仅仅是为了让你们的生活变得更加美好。有一个相关的道理非常重要，那就是你们必须坚持终身学习。如果不终身学习，你们将不会取得很高的成就。光靠已有的知识，你们在生活中走不了多远。
Wisdom acquisition is a moral duty. It’s not something you do just to advance in life. And there’s a corollary to that proposition which is very important. It means that you’re hooked for lifetime learning, and without lifetime learning you people are not going to do very well. You are not going to get very far in life based on what you already know.
The challenge is to make the ordinary extraordinary.
教师的任务是唤醒创造性表达和知识的乐趣。
Logic is the foundation of all mathematical reasoning.