What makes the impossible become inevitable? History shows that an unarguable principle and a small corps of dedicated people can slowly but surely change the course of the future.

Today, Sightline is publishing a year-end essay by executive director Alan Durning that applies history’s lessons of social change to the Northwest’s movement toward sustainability—a healthy, lasting prosperity grounded in place. In the piece, he sets the campaign for a sustainable economy and way of life beside similarly ambitious causes of the past, such as emancipation and suffrage, finding reason for optimism.

We’d like to hear from Cascadians about your work in sustainability and what keeps your optimism afloat. Click here to read Alan Durning’s essay and then join the discussion below.