Some Ans. Questions 2014 by -'Abdu'l-Bahá- 1 Para

In short, multitudes of Eastern peoples were reared for thirteen centuries under the shadow of the Muhammadan Faith. During the Middle Ages, while Europe had sunk to the lowest depths of barbarity, the Arabs excelled all other nations of the earth in sciences and crafts, mathematics, civilization, governance, and other arts. The Educator and Prime Mover of the tribes of the Arabian Peninsula, and the Founder of the civilization of human perfections among those contending clans, was an illiterate Man, Muhammad. Was this illustrious Man a universal Educator or not? Let us be fair (7:16)

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