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.

美国是一个巨大的锅炉。只要下面点着火，它会产生无限的能量。

要赢得比赛，你必须相信自己是最好的。如果不是，那就假装是。