>I have seen non-religious people with stupid behavior too... But when I see Abrahamic religions, they are just among the worst!
Of course, stupidity isn't bound solely to the religious. But religion itself is stupid.

>Most Abrahamic desert religions do immoral things...
Islam is actually evil. There is no other word to describe it. 

>They're just stories, nothing else. 
True

>Doing something about it would help...
I'm not sure what you mean