Science is about understanding the world, and medicine is about applying that understanding to help people.
"Language is the house of being. In its home, man dwells."
形式验证的挑战在于弥合抽象模型与实际实现之间的差距。
中心地的等级反映了所提供的商品和服务的等级。
成功就是带着热情从一个失败走向另一个失败。