保持你的圈子小而梦想大。
Keep your circle small and your dreams big.
Mathematics teaches us to think logically and creatively at the same time.
每本小说都是一段旅程，对作者和读者都是如此。
战略的本质是你必须对想要完成的事情设定限制。
The world is full of obvious things which nobody by any chance ever observes.
Never let anyone tell you that you can’t do something.
The only limits that exist are the ones you place on yourself.