我们不是在从事为人们提供咖啡的业务，我们是在从事为咖啡服务的人的业务。
We are not in the coffee business serving people, we are in the people business serving coffee.
科学家不是给出正确答案的人，而是提出正确问题的人。
文学是赋予无形以形式的艺术。
The study of computational complexity is not just about solving problems, but also about understanding the limits of what can be computed.