The key factors of success is not intelligence, but a psychological factor, or non-intelligence factors.

决定成功的因素并不是智力，而是心理因素，或者叫非智力因素。

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The psychologists also discoverer that the intelligence quotient (IQ) is not the only determining factor that the human matures, the emotion intelligence is the key to subdue.

心理学家们也发现，智商不是人成才的唯一决定因素，情绪智力才是制胜的关键。

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Another factor is that the United States has not developed the sort of intelligence infrastructure in this region that it painstakingly built up in the tribal areas of Pakistan and Yemen.

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