THEY MOCKED MY UNCLE’S ‘STORIES’ FOR YEARS—UNTIL A SINGLE LETTER MADE EVERYONE GO SILENT No one in my family took my great-uncle Arthur seriously. For decades, we’d gather for holidays and he’d tell his stories. Wild, unbelievable tales of his time in Europe after the war. He’d talk about coded messages, shadowy figures in Berlin, and a woman named Vera he swore was a spy. We’d just smile, pat his hand, and change the subject. My cousin Rhys was the worst. "Tell us about being a secret agent aga