[^11] 4- Accurate calculation leads to success and it is...

[^11] 4- Accurate calculation leads to success and it is experience can cause accurate calculation 5- Wisdom lies in keeping and using one's experience [^12] 6- Cruel is the one who deprives himself of the treasure of wisdom and experience he has [^13] Examples of the Amazing Flourish of Science and Objective Culture in Islam Pierre Rosseau writes: "Only three centuries after the demise of the Prophet of Islam, Qartaba with the population of one million, had 80 public schools - almost equivalent to today's universities -and a library containing 600, 000 books in Arabic, which had become the main language of science around the world.

[^14] Let us now take a look at some of the libraries built by Muslims: The library of the observatory at Maragheh, built by Khwajah Nasiruddin Tousi, containing 400,000 books. The library of Najaf in the 10th century (about the time Sheikh Tousi lived) contained 40, 000 books During the reign of the Baghdad Caliphs, one library had 100,000 books. Azizi, the Caliph of Cairo,