My favorite sign here says, "I care about you." In a culture that trains people to avoid each other's gaze, to say, "Let them die," that is a deeply radical statement.

I do think that at this moment in late capitalism it is easier in our minds to imagine raising Florida 30 feet to escape the rising seas than it is to regulate capitalism to make it serve human beings.

The net is more than an organizing tool - it has become an organizing model, a blueprint for decentralized but cooperative decision-making. It facilitates the process of information sharing to such an extent that many groups can work in concert with one another without the need to achieve monolithic consensus.

It has no denim-toned house paint. Levi makes what is essentially a commodity: blue jeans. Its ads may evoke rugged outdoorsmanship, but Levi hasn't promoted any particular life style to sell other products.

Despite different cultures, middle-class youth all over the world seem to live their lives as if in a parallel universe. They get up in the morning, put on their Levi's and Nikes, grab their caps and backpacks, and Sony personal CD players and head for school.

And that is what is behind the abrupt rise in climate change denial among hardcore conservatives: they have come to understand that as soon as they admit that climate change is real, they will lose the central ideological battle of our time—whether we need to plan and manage our societies to reflect our goals and values, or whether that task can be left to the magic of the market.

Extreme violence has a way of preventing us from seeing the interests it serves.