Social movements turn issues and demands considered both unrealistic and politically inconvenient into matters that can no longer be ignored. They succeed, that is, by championing the impractical.
When we argue for change in response to climate change, we’re arguing against people who claim we’re disrupting a stable system. They insist we’re rocking the boat unnecessarily. I insist it's a lifeboat, and that if we rock hard enough, maybe the people in it will wake up and start rowing instead of clinging to the wreckage of an old order.