I guess people who are vehemently in support of affirmative action feel the need to downvote my comment, not to point out that it's unproductive or doesn't add

I guess people who are vehemently in support of affirmative action feel the need to downvote my comment, not to point out that it's unproductive or doesn't add to the discussion, but simply to reflect that they disagree. I'm a moderate liberal, and even I can see that this smacks of what conservatives accuse the left of doing.