The habit of committing far more time to learning and thinking than to doing is no accident.
智者不会武断地肯定任何事情,甚至不会断言智者一无所知。
The only limits you have are the limits you believe.
Silence is the perfectest herald of joy: I were but little happy, if I could say how much.
The only way to learn mathematics is to do mathematics.
快乐不在于占有这个人。快乐在于此。房间里有了另一个竞争者。