 We don't have to sacrifice quality of life here, but we do have to change the way we live, probably fairly significantly. And we can still be very, very happy, though. And that's stuff that can start right now. People deride Al Gore when he talks about changing light bulbs, but the first step is changing a light bulb. There's a lot more that needs to be done, and a lot of it's going to be a lot harder than changing a light bulb. But the first thing you need to do is think about