数学家研究纯数学不是因为它有用；他研究它是因为他喜欢它，他喜欢它是因为它美丽。

Music is the language of the soul, and it has the power to touch hearts in ways words alone cannot.

有疑问时，就说真话。

"I'm not perfect, but I'm trying every day to concentrate on being better."

过去是一面映照当下的镜子。