Political freedom has slowly and surely drifted away in its meaning from freedom of speech. Nowadays, when there is a market approach in every country people take criticism of government as God-Given right. Freedom of speech is occurs when you do struggle (correct me if i am wrong) to get your message across.
Thus insulting major religions , philosophies , important figures who are held dear to a very large population has now become the new definition of freedom of speech.
We go around... People are biased, Facebook is not.
Even if you ban Facebook, they will find other ways. Maybe packed with their reasons. Making a scapegoat of Facebook is no way out.
Cut their tongues and hands then? I always thought Shah Jahan was foolish to cut people's hands, and not their tongues.