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购买旧书,它们的词与新词相同,也可以去图书馆。
By used books. They have the same words as the new ones. Also libraries.
The biggest risk is not taking any risk. In a world that is changing quickly, the only strategy that is guaranteed to fail is not taking risks.
做出伟大工作的唯一途径是热爱你所做的事。
The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'