Bill Gates says that if he were young again, he'd be afraid of more than just the atom bomb. "There's, you know, about four or five things that are very scary, and the only one that I really ...

Gates says it's all "kind of profound," but also a little bit terrifying. "Legitimately, people are like, ‘Wow, this is a bit scary.' It's completely new territory." Trending: Hasbro ...