Religion Taken Seriously
The fundamental argument for rejecting religion - of any denomination - is that its essence is the reliance on faith (with the concomitant repudiation of reason). These days we tend to think of fundamentalist Muslims and Christians as the only examples of what happens when religion is taken seriously. But there are other forms of religion, having equally terrible results, as shown by today's horrifying news from London:
'Child sacrifices in London'
Boys Trafficked for Human Sacrifices
Black Churches Attacked Over Child Ritual Killings
Hat Tip: Onk