He kept his fist clenched in his pocket.

他在衣袋里紧紧握住拳头。

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A man comes to this world with his fist clenched, but when he dies, his hand is open.

一个人握紧拳头来到这个世界，但他却是松开手掌离开这个世界的。

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The rabbis of old put it this way: a man comes to this world with his fist clenched, but when he dies his hand is open.

古时的犹太教拉比们对这一点是这样说的：人来到世上时紧握着拳头，但死亡时去把手松开了。

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After hearing the claim of insanity, Mr. Breivik smiled and shook his head, extending his clenched fist in a salute he used in the first days of his trial.

WSJ: Prosecutors Seek Psychiatric Care for Breivik

Mandela was 71 years old when he walked free from Victor Verster prison, his clenched fist held high.

CNN: Profile: Nelson Mandela's long walk

Ferguson will have regarded this as one of the most difficult tests of United's title run-in, and his succession of clenched-fist salutes at the final whistle demonstrated his delight.

BBC: Man Utd 2-1 Liverpool