If a position is right, I desire to believe that position is right. If a position is wrong, I desire to believe that position is wrong.

Way I see it, that's all the emotional attachment I need-- and indeed, since adopting this stance I have found myself being wrong less often and switching from being wrong to being right more quickly than I did prior to adopting this stance. Indeed, I find that emotional attachment to factual positions is almost the epitome of irrationality.

In case you haven't read it, the post that inspired this comment can be found here.