A brief description of what is Christianity and what is Islam. Why knowing this is important ? All over the world, we notice, Muslims are being radicalized no matter they live in Muslim countries or developed western countries. Why Muslims living in the western countries will be radicalized and will try to destroy the society where they live. Why such hatred? Why Muslims always blame others for their own chaos and conflict ? What they actually learn from Islamic Imams, Alems or Islamic Scholars and Preachers? What make them so radicalized that they desperately try to attack his fellow people...