A quiet exchange from election night in New York City, captured shortly after the results were declared. ( Credit: ABC News / Good Morning America) On election night, speaking to supporters at a rally in Queens — in a speech later published by Newsweek — Zohran Mamdani didn’t pound the lectern; he told a story.  "In the words of Nelson Mandela: it always seems impossible until it is done. My friends, we have done it,” said Mamdani. “So hear me, President Trump … to get to any