experience teaches you that, and also experiences and knowledge guides those who possess to win arguments, two different phenomena and also there's a third - puesdo experience can 'win' but often temporarily OR helps the other groups wins arguments , wierd i know but it does happens
religion will continue as a hot topic, and especially now that many western countries are stamping out muslims abuse of clothing custom which poses risks for both terrorism and spousal abuse, or even just plainly offensive/intimidating...being faceless is not freindly looking , so is a case of religion made political (not new) but goes to show, religion is indeed still a very very potent source of conflict, ok to talk but becareful, hell you might even get accused of being racist while you talking about safety and fear relating to religion - that's how stupid some people are getting now