The most necessary, the most important, the principal, the most essential thing for a musician is this: to know what he wants, what he can do, and what he ought to do.
The elegance of a theory is not just in its mathematical formulation, but in its ability to connect disparate phenomena under a unified framework.
永远不要低估人类精神的力量。它可以克服最不可能的困难。
The past is a ghost that won’t stop haunting you.