I like to use the analogy of going to the gym. If you go to...

I like to use the analogy of going to the gym. If you go to the gym and your goal is, 'I want to look just like David Beckham,' then that drives you to do certain things. You may never look like Beckham, but it is a goal. Cities need the same thing. They need a vision and a plan for their ideal physique.