Quality is not a luxury; it is a necessity.
The secret of happiness is freedom, and the secret of freedom is courage.
在古典音乐中，传统既是我们最宝贵的资产，也是最沉重的负担。
The most important skill to learn is how to learn.
The measure of a man is what he does with power.
数学证明不仅仅是验证，而是一个揭示更深层次真理的故事。
The hardest single part of building a software system is deciding precisely what to build.
It is not from the benevolence of the butcher， the brewer， or the baker that we expect our dinner， but from their regard to their own interest.