There's nothing wrong with changing your mind if you think something's right at a certain moment.
Frances Fox PivenI think that we're at an alarming moment in American political development and maybe in world political development, because the United States is so influential. If the trends of the last thirty or forty years are not halted and reversed - and those trends include increasingly inequality, a crumbling public life, a disintegrating public infrastructure, an exhausted ecology, and a huge war arsenal, and more and more war making - then I'm rather gloomy about the prospects for the American future and the harm that the United States could do to the world.
Frances Fox Piven