Open dialog is the means by which modern civilization shares values, ideas and yes, even ideology.  When we endeavor to do this in earnest, our efforts stand a reasonable chance of being fruitful (the key word being earnest).  Those who resist open dialogue usually have agenda that run counter to open, honest dialogue.  Frequently they have something sinister to hide and protect, as Pope Francis has reminded us on numerous occasions.  Once again your true colors are on full display here.