And because it gives power over the small percentage of crazy people who are in powerful positions within goverment.  Although, we need those people who are on the far far left and right becuase they raise the debate and get people to think, but we can't give them a lot of power.  Those type of people have the ability to gain a lot power without the presence of democracy because of their strong passion and leadership, so limiting it through democracy is good, not perfect though.