What is the cat doing?” I asked my husband, Peter. “He’s levitating,” Peter said. Or at least I thought that’s what he said.“The cat is levitating?”“Meditating!” “Oh.”We have a lot of conversations like this, and I suspect Peter and I are not alone. I was lying in bed later that evening, imagining our cat, Felix, floating over the nightstand, and the thing that struck me was that Peter would take it in stride.Peter and I will celebrate our 10th anniversary this week, which doesn’t seem possible for two reasons. First, because it cannot be possible that 10 years have passed ...