问题描述：
英语翻译
It acquires a life of its own -- and can become demoralizing.America today is not the self-confident and determined nation that responded to Pearl Harbor; nor is it the America that heard from its leader,at another moment of crisis,the powerful words "the only thing we have to fear is fear itself"; nor is it the calm America that waged the Cold War with quiet persistence despite the knowledge that a real war could be initiated abruptly within minutes and prompt the death of 100 million Americans within just a few hours.
It acquires a life of its own -- and can become demoralizing.America today is not the self-confident and determined nation that responded to Pearl Harbor; nor is it the America that heard from its leader,at another moment of crisis,the powerful words "the only thing we have to fear is fear itself"; nor is it the calm America that waged the Cold War with quiet persistence despite the knowledge that a real war could be initiated abruptly within minutes and prompt the death of 100 million Americans within just a few hours.
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