"His persistence baffled me. He was known to guard his privacy, and I had no reason to believe he'd ever read any of my books. Maybe someday, I continued to say. But in 2009 his wife, Laurene Powell, said bluntly, "If you're ever going to do a book on Steve, you'd better do it now." He had just taken a second medical leave. I confessed to her that when he had first raised the idea, I hadn't known he was sick. Almost nobody knew, she said. He had called me right before he was going to be operated on for cancer, and he was still keeping it a secret, she explained. I decided then to write this book. Jobs surprised me by readily acknowledging that he would have"