Groucho knew more than Karl

Marx was wrong.
Religion is no longer the opiate of the masses.

As evidenced by the theofascists of Islam, Judaism, and Christianity, religion is now the steroid of the masses.
On it, people commit acts they wouldn't if they were in their right mind.
Unfortunately, these days, that includes rape, pillage, and murder. And, when they get really cranked on the stuff, genocide. (Hell, in the right circumstances, even Buddhists can succumb to it.)

So if you're wondering why we're not winning the War Against Terrorism it's because, just like with the War On Drugs, the users don't want to stop...