Do not give what is holy to the dogs; nor cast your pearls before swine, lest they trample them under their feet, and turn and tear you in pieces. - Matthew 7:6

I have more and more come to share your views on this. Rational dialog is important and valuable. We are going continue to need rational dialog to win over people. However, engaging those who cannot and will not see past their own foaming hate is throwing our pearls before the swine.