"I guess it was a process of waking up to what I was actually doing and just as I am helping set up all these memorials out here, I think back to some of the things that were part of my day to day life in the military even before I got to Iraq, just how some of our battle cries would be things like kill them all."

VOA: standard.2010.03.20

Probably the best answer is our body is worn out during the day and sleep is necessary to put it back into shape.

最佳的答案应该是,一天下来，我们的身体已经疲惫了,有必要进行睡眠，以恢复状态。

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