Rewrite 1: the left hand and right hand refuse to shake
Rewrite 2: the left hand and right hand aren't talking
Rewrite 3: the left hand is signing Latin, the right hand is signing Greek
Rewrite 4: the left hand is lost and the right hand won't ask for directions
Rewrite 5: the left side of the brain doesn't know what the right side of the brain is thinking
Rewrite 6: the cows don't know what the horses are doing
Comment: The last one kind of comes out of left field, but I wanted something different that still illustrated the point.
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Bringing the hands together
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