I think the third party you're alluding to is the demographic that actually cares about improving things for most people, regardless of the political philosophy that the idea comes from.

I've always thought there should be more like us than the other type of people who are purely idealogical, but that's exactly what everyone else thinks.

At least I can console myself knowing I don't support such hilariously incongruent ideas as the social conservatives you mention. But I'm not sure how what I believe are good policies for most actually win out