The social justice lens that many atheists and humanists should adopt will allow them to realize that institutionalized religion is as much a tool to prohibit the creation of genuine social revolution as any other system of oppression that many are working to resist.
Religion as Opium of the People (Karl Marx) According to Marx, religion is an expression of material realities and economic injustice. Thus, problems in religion are ultimately problems in society. Religion is not the disease, but merely a symptom. It is used by oppressors to make people feel better about the distress they experience due to being poor and exploited.