***** "Who wants to put on the posterboards, go out to the street corner, and rant?... There is not a politician on earth wants to tell his or her constituents, "We've probably already blown our chance to avoid substantial suffering, but if we work really hard and devote our lives to the cause, we can somewhat reduce the even worse suffering that awaits our grandchildren."

http://www.vox.com/2015/5/15/8612113/truth-climate-change