形式语言和自动机的研究对于理解计算机科学的理论基础至关重要。
The study of formal languages and automata is essential for understanding the theoretical underpinnings of computer science.
不可持续捕捞的真正成本远远超过我们表面上看到的。
The most dangerous phrase in business is "We've always done it this way."
Life is like music。It must be composed by ear，feeling and instinct，not by rule.
You cannot hope to build a better world without improving the individuals. To that end, each of us must work for our own improvement and, at the same time, share a general responsibility for all humanity, our particular duty being to aid those to whom we think we can be most useful.