The following is a translation from the opening pages Ibn Khaldun’s book of world history, Tarikh ibn Khaldun, written in 1377 in North Africa. Ibn Khaldun was a scholar of history, economics, sociology, and historiography. A paper on the study, which will be published next week in the American Journal of Sociology, was conducted by researchers. people who just shared their racial background. “Race is important in the end,” said…