One of your best introductions to date. If we're going to break down our filter bubbles, we need to be willing to engage in meaningful dialog with those whom we disagree with.,(reply>), I disagree.<br><br>If the last 20 years have shown us anything, it's that dialog should only be extended to those who have proven to be trustworthy. It's like saying we should inter boxing matches with opponents armed with pistols or swords, because to turn them away would be against the spirit of contest and good sportsmanship.