书籍是镜子：你只能从中看到你内心已有的东西。
"Books are mirrors: you only see in them what you already have inside you."
The greatest glory in living lies not in never falling, but in rising every time we fall.
The artist must be in his work as God is in creation, invisible and all-powerful.
如果你想在数学上取得进步，你必须习惯于不舒服。
当语言变得苍白无力，音乐就开始诉说。