要想找到自我,必须独立思考。
The best way to predict the future is to create it.
数学家的工作是在别人看到混乱的地方发现模式。
过去总是紧张的,未来才是完美的。
You think you know when you can learn, are more sure when you can write, even more when you can teach, but certain when you can program.