A Chinese cricket has taken up permanent residence in my ear.  

I noticed this while flying home from China, when for about the fiftieth time that entire flight, I attempted to put myself in a position in which I could get more than five minutes of restless sleep.  I tried more positions than can be found in the Kama Sutra, but the only one that offered the slightest bit of comfort was what I came to call "the petrified tortoise".  

Emulating the animal for which the position gets its name...
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