If your access to health care involves your leaving work and driving somewhere and parking and waiting for a long time, that's not going to promote healthiness.

If you're changing the world, you're working on important things. You're excited to get up in the morning.

If you ask an economist what's driven economic growth, it's been major advances in things that mattered - the mechanization of farming, mass manufacturing, things like that. The problem is, our society is not organized around doing that.