The first positive impact of Islam in the world can be seen in the encouragement of Muslims to the pursuit of knowledge, as prophet Mohammed said, the best form of worship is the pursuit of knowledge. Islam is the only religion that has raised the prestige of women from one of the poorly humiliated creature, to that of a respectful being possessing equal rights to man. Under the wrong ideological concept of child marriage by the non-Muslims, the Muslims have been criticized by the western media but in fact there is no concept of child marriage in Islam and such incidents are purely restricted to few old customed tribes. slam abolished the barriers which had isolated these countries from each other, so that the whole area now had one religious tradition and one literary and scientific language. The cultural unity also ensured free passage and free trade from China in the east to Spain in the west. Scientists and men of letters were free to travel, and crossed vast distances to meet other scholars.