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The greatest happiness of a teacher is to send groups of children to the other shore of their ideals.
阅读是我们拥有的最强大的工具。
一个好的工程师是能把挫折转化为灵感的人。
化学不仅是一门科学,更是一种思维方式。
Our sweetest songs are those that tell of saddest thought.