我们在地下做出的每一个决定都会对地面产生影响,这就是我们肩负的责任。
Every decision we make underground has an impact above ground—that's the weight we carry.
用昨天的方法做今天的工作,明天就会失业。
The study of formal languages and automata is essential for understanding the theoretical underpinnings of computer science.