你唯一的限制是你给自己设定的那些。
教师的任务是唤醒创造性表达和知识的乐趣。
I'm a person who likes to be in the front.
Many backward steps are made by standing still.
In mathematics, the journey is often more important than the destination.
The more you sweat in peace, the less you bleed in war.
我总是等机会错过了才发现我曾有过机会。