by John Stossel When I was a kid, childhood meant playing on the street, riding my bike, hanging out with friends.
Most kids now experience a different childhood. Jonathan Haidt's bestselling book, 'The Anxious Generation,' talks about that. He calls it 'a tragedy in two acts.'
'Act One, we lose the play-based childhood. We stop letting kids run around outside. We're too afraid they'll get abducted.…