I want to encourage our young leaders to step forward to ensure a smooth transition. At 48, I am no longer 'young' for the Internet business. The next generation of Alibaba people are better equipped to manage an Internet ecosystem like ours. I believe they understand the future better than I do.Although he's a few years shy of 50, Ma is convinced that he no longer has sufficient pluck to steer the ship. "When I was 35, I was so energetic and fresh-thinking," he said, "I had nothing to worry about."