The ultimate goal of Islam is to unite mankind under a single banner of peace. The Koran– Islam’s holy scripture – says God created everyone in unity, but our own man-made differences has compromised our unity (2:214).
In order to unite mankind, Islam instructs to only use speech to be truthful, do good to others, and be fair and respectful. It attempts to pre-empt frictions by prescribing rules of conduct which guarantee for all people not only freedom of speech but also fairness, absolute justice, and the right of disagreement.
.... The most vocal proponents of freedom of speech, however, call us towards a different path, where people can say anything and everything on their mind. With no restraint on speech at all, every form of provocation would exist, thereby cultivating confrontation and antagonism.
They insist this freedom entitles them the legal privilege to insult others. This is neither democracy nor freedom of speech. It fosters animosity, resentment and disorder. [The Washington Post] Read more