现在，研究人员怀疑，梦是大脑情绪恒温器的一部分，在大脑“离线”时调节心情。

Now researchers suspect that dreams are part of the mind's emotional thermostat, regulating moods while the brain is "off-line."

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面部肌肉的收缩既能影响人的内心情绪，又能将它反映出来。

The contraction of facial muscles both influences the internal emotional state and reflects it.

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负面情绪和心情也是有感染力的。

Negative feelings and moods are contagious as well.

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And the challenge is to combine "the permission to be human" to experience the emotion to go through the motion and yet not to enter the downward spiral where six months later, after small incident, I'm still in that rot.

困难在于将之与准许为人相结合“,去体会情绪，实现转移,但不会进入下行螺旋，在发生小小意外六个月后，仍心情低落。

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