At the Hebrew Home at Riverdale, in the Bronx, Helen Moses, 90, had news. “There’s not going to be a wedding,” she said. It was an afternoon in June, just one month since Ms. Moses had announced her plans to marry Howie Zeimer, the man down the hall. She spoke, as always, with absolute finality. “I’d first like to live together for a while,” she said. “I don’t want to […]