Most animals lack such self-aware thoughts, which is why our pets never have trouble taking a nap.

大多数动物缺乏这种自我意识机制，这就是为什么我们的宠物打盹永远没有麻烦。

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But self-interest and sensible policy can cut the odds of trouble.

但利己主义和明智的政策选择可以减少麻烦发生的几率。

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The trouble with this colourful schema is that classifying businesses in this way can be self-fulfilling.

这一有趣的概要有个问题：业务分类可能由于人们自我满足的需要而出现偏差。

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Ryan, so happy to bask in self-inflicted trouble the past two seasons, has shown signs of exasperation.

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It's easy to get lost in the eclectic soundscapes of Ohio-based band Trouble Books' fourth self-released album, The United Colors of Trouble Books.

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That has become a self-fulfilling image, even though the origins of the trouble are far more complex.

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