计算机科学中的挑战不仅仅是解决问题，而是理解为什么它们首先是问题。
The challenge in computer science is not just to solve problems, but to understand why they are problems in the first place.
在快速变化的时代，唯一可持续的竞争优势是比竞争对手学习得更快的能力。
You have to be ready to suffer and enjoy suffering.
Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.
"The truth is rarely pure and never simple."
现代国家的创建是一个复杂而困难的过程，需要发展强大的制度。