进步的艺术是在变革中保持秩序，在秩序中保持变革。
The art of progress is to preserve order amid change and to preserve change amid order.
声音不仅仅是一种乐器；它是心灵的表达。
Art is not about what you see, but what you make others see.
Your heart knows the way, follow it.
Adversity is the first path to truth.
If you're not failing, you're not pushing your limits, and if you're not pushing your limits, you're not maximizing your potential.
Train people well enough so they can leave, treat them well enough so they don't want to.
音乐应该激励人心。这就是我写歌的原因。
一个最重大的错误，是以动机而不是结果来判断政策的得失。