Islam vs Christianity

Christianity and Islam are the two religions that people talk about more than any other religions in the world. Christians and Muslims seem not to have a good relationship, which has been best proved by the 9/11 incident, because of the conflicts between their beliefs. However, if we study these two religions carefully, we will see that they have a lot in common. Although the followers of these two religions view each other with lots of misunderstanding, they are actually parts of the same religion that grow from the same root.
First of all, both Christianity and Islam are originated in Saudi Arabia, Jerusalem specifically.
Secondly, they are monotheistic religions. They believe that there is only one God who created and controls the universe. God, in both religions, is the one who leads the way of life; and foll...