Mathematics is the art of giving the same name to different things.
要注重方向而非盲目努力
你影响力的唯一限制是你的想象力和承诺。
Every person you meet knows an amazing lot about something you know virtually nothing about. Your job is to discover what it is， and it won’t be obvious.
Home is not where you are born, but where all attempts to escape cease.
The challenge in computer science is not just to solve problems, but to solve them in a way that is both efficient and elegant.