Almost every way we make electricity today, except for the emerging renewables and nuclear, puts out CO2. And so, what we're going to have to do at a global scale, is create a new system. And so, we need energy miracles.
If kids see you on the street and they want an autograph, that's a big honour so I spend half an hour before I get in the ground and 40 minutes to an hour after the game with the Everton fans signing autographs.