做数学就是探索一个思想的宇宙,唯一的限制是你的想象力。
I believe in second chances because I've been given one.
君子的学习,一定要喜欢提问。提问和学习是相辅相成的。不学习就无法产生疑问,不提问就无法扩展知识。
The only thing that can make you a champion is your focus.