Because it is too tired to open the eyes while sleeping:P
10 febbraio 2012
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to distracting sensory stimuli (lights, noises, etc.) can interfere with sleep, and closing your eyes visual input. also, closing your eyelids protects your eyes during sleep.
10 febbraio 2012
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No one says that you have to. I like to close my eyes, otherwise I can't dream.
10 febbraio 2012
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To prevent our dreams from escaping while we sleep.
10 febbraio 2012
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We don't have to. There's this tough guy back in old China's history, Zhang Fei. And he doesn't.
10 febbraio 2012
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