I find wives are most definitely dual state, at least, even when we do observe them.

There's a chance I will understand Quantum Mechanics one day. Wives, I dunno...

(Honey, I love you if you read this when I'm not looking!)

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If something is in me which can be called religious then it is the unbounded admiration for the structure of the world so far as our science can reveal it... of the manifestations of the profoundest reason and the most radiant beauty, which are only accessible to our reason in their most elementary forms...
Albert Einstein