音乐是我的力量，也是我的弱点。

The whites came to this land for a fresh start and to escape the tyranny of their masters, just as the freemen had fled theirs. But the ideals they held up for themselves, they denied others.

60岁生日时对人生的感慨

我不需要理由去坚强。

平静来自内心。不要向外寻求。

数学的真正力量在于它简化复杂事物的能力，使不可理解的事物变得可理解。