Must read.. great article.
"Do people stop being creative as they reach middle age? Ben Franklin certainly didn’t. He invented the lightning rod when he was 44. He discovered electricity at 46. He helped draft the Declaration of Independence at 70, and he invented bifocals after that. Henry Ford introduced the Model T when he was 45. Sam Walton built Walmart in his mid-40s. Ray Kroc built McDonald’s in his early 50s. Some of the most creative people of the century were also not young. Ray Kurzweil published The Singularity Is Near in his 50s; Alfred Hitchcock directed Vertigo when he was 59; Frank Lloyd Wright built his architectural masterpiece, Fallingwater, when he was 68. And let’s not forget the greatest innovator of recent times: Steve Jobs. His most significant innovations—iMac, iTunes, iPod, iPhone, and iPad—came after he was 45."