Aging hippies rally for one last crusade

The generation of activists who fought for civil rights, against an unpopular war, and started the environmental movement is poised for one last hurrah, one more attempt to cure the ills of American society. They're older now, and perhaps a little wiser. They're settled into their communities, some of them already retired. And they're scared as hell about the lives facing their children and grandchildren once the oil runs out. "New Hippies Are Fighting to Replace Oil" San Francisco Chronicle I believe it was Einstein who defined insanity as the practice of "doing the same thing over and over again and expecting different results."