No, it's rationality itself I want to promote; this site is just part of that process.
What I want is for fallacies to be widely accepted. For example, I want people to be less scope insensitive. I think that improving the level of debate could improve democracy.
This has been discussed some, but I don't think it's been the sole subject of a top-level post. I want to find out other people's ideas rather than driving the discussion into my ideas, so I'm asking the question in a very general form, and holding off on my own answers: