> I'm not shivering in a cave drinking water, sitting in the dark, and wondering if I'll get lucky and catch a squirrel to eat tomorrow. That is, if I can walk

> I'm not shivering in a cave drinking water, sitting in the dark, and wondering if I'll get lucky and catch a squirrel to eat tomorrow. That is, if I can walk on my broken ankle. I think this highlights another angle to "progress." It may be getting better in aggregate over time but there will never be a utopia. People 200 years from now might describe our best conditions as a struggle.