translation.en: But I will tell you something to conclude that I guarantee you will astonish you, because it's astonished all of the brilliant, wonderful people I've met at this TED conference, when I've told them, and it's this: Never in my life have I had a cell phone.
translation.zh: 但我即将要做的结论， 保证会让你惊讶， 因为它曾让我在TED大会上遇到的 所有聪明的、不可思议的人惊讶， 那就是： 我这一生中从没用过手机。