My beloved wife is in the unreachable depths of her dementia. She often wakes up in the middle of the night with moans and groans of unexplained etiology. She is being looked after by our highly valued caregivers, but her cries do wake me, and my mind goes in all directions before I fall back to sleep. The other night I was tossing and turning and somehow (how?) Rubik’s cube came to my mind. That clever puzzle has always defeated me but its challenge keeps reminding me of the human condition: facing bewildering problems and triumphant intelligence to solve at least some of them.
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