在数学中，你不理解事物。你只是习惯它们。
In mathematics, you don't understand things. You just get used to them.
我父亲总是教导我：关心和分享。这就是我们举办公开课的原因。我唯一能做的就是尝试回馈。
Love is the most important thing in the world, but music is pretty close.
音乐是通用的语言。