The only way to do great work is to love what you do.
The advancement of mathematics is through the continuous questioning of established truths.
课程必须被视为达到目的的手段,而不是目的本身。
我不知道怎么写那样的歌,不知道该用什么词。等你想到了告诉我。
The past is never dead. It's not even past.