在数学中,你不是理解事物,你只是习惯了它们。
The good man is the man who, no matter how morally unworthy he has been, is moving to become better.
好人就是无论他过去在道德上多么不值得,现在正在变得更好的人。
Believe you can and you're halfway there.
坚持是数学研究的关键,许多伟大的成果来自于长期的奋斗。
"Sometimes the hardest thing and the right thing are the same."