Every life leaves behind a trail of evidence; the biographer is the detective who follows it.

The most successful leaders are those who listen more than they speak.

数学是人类精神最美丽和最强大的创造。

音乐是自我的反映，我们只是解释它，然后我们收到支票。

【讲解】：发奋时候竟忘记吃饭，快乐时候就忘记了忧愁，把自己就要老了这件事也不放在心上，如此罢了。”