关于教育的斗争不仅仅是经济和政治问题，还涉及民主的本质和未来的意义。
Success is not the key to happiness. Happiness is the key to success.
There are other reasons --There are other reasons why it's perhaps harder now to feel calm than ever before. One of these, and it's paradoxical, because it's linked to something that's rather nice, is the hope we all have for our careers. Never before have expectations been so high about what human beings can achieve with their life span.
我越是工作，就越是以不同的方式看待事物。
技术可以彻底改变水产养殖，但前提是我们以智慧和远见应用它。