We're much more likely to do things like yell at our spouse or kids when we're stressed out or tired, even though we know it's not going to be helpful.

当我们压力过大或是很劳累时，我们有很大的可能，会向自己的伴侣或小孩吼叫，虽然我们知道，这样的吼叫并没有帮助。

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British Foreign Secretary David Miliband stressed that nice words alone would not do, but real substance must come out of the meeting.

VOA: standard.2009.03.29