Different people Different people, different signs but everyone is “darling” now, starting with her husband who   is honouring a distant vow. He takes her to the jazz they love as often as he can,   New Orleans through to Latest Thing. She can be anxious on the road, the night so wide and unforeseen.   Inside, she wears a playful cap; smiles and taps her foot and sometimes starts to sing along.   Six parts disinhibited, she fills the short-lived gap left between our clapping and   the leader’s next announcement with a stripe of child-like wonder. “Aren’t they…