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没有风险的胜利,就没有荣耀的凯旋。
The power of the human spirit is limitless.
We have seen how the most amiable are at length worn down.
The periodic table hasn't changed, but how we use its elements must.
翻译:事物的发展变化没有穷尽,一个过程的终止,是下一个过程的开始。