抽象的力量在计算机科学中至关重要，它使我们能够专注于问题的本质方面。
The power of abstraction is crucial in computer science, allowing us to focus on the essential aspects of a problem.
经济发展是一个持续的技术创新、产业升级和结构转型的过程。
El arte de escribir consiste en encontrar la belleza en lo ordinario.
"Freedom is not something that anybody can be given. Freedom is something people take, and people are as free as they want to be."
To be free is not to have the power to do anything you want, but to have the power to do what is right.