The sciences of only one nation, the Greeks, have come down to us, because they were translated through Al-Ma'mun's efforts. He was successful in thi….

The term of life of a dynasty does not normally exceed three generations. For in the first generation are still preserved the characteristic features….

Geometry enlightens the intellect and sets one's mind right. All of its proofs are very clear and orderly. It is hardly possible for errors to enter ….

When incentive to acquire and obtain property is gone, people no longer make efforts to acquire any... Those who infringe upon property rights commit….

Therefore, the Negro nation are, as a rule, submissive to slavery, because [Negroes] have little [that is essentially] human and have attributes that….

He who finds a new path is a pathfinder, even if the trail has to be found again by others; and he who walks far ahead of his contemporaries is a lea….

Geometry enlightlens the intellect and sets one's mind right.

Islam is under obligation to gain power over all nations..

Throughout history many nations have suffered a physical defeat, but that has never marked the end of a nation. But when a nation has become the vict….

Beyond [known peoples of black West Africa] to the south there is no civilization in the proper sense. There are only humans who are closer to dumb a….

The Berbers belong to a powerful, formidable, and numerous people; a true people like so many others, the world has seen - like the Arabs, the Persia….

All the sciences came to exist in Arabic. The systematic works on them were written in Arabic writing..

Sedentary culture is the goal of civilization. It means the end of its lifespan and brings about its corruption..

Businesses owned by responsible and organized merchants shall eventually surpass those owned by wealthy rulers..

Habits are qualities of the soul..

The past resembles the future more than one drop of water resembles another..

If the soul is impartial in receiving information, it devotes to that information the share of critical investigation the information deserves, and i….

Eventually, Aristotle appeared among the Greeks. He improved the methods of logic and systematized its problems and details. He assigned to logic its….

Man is essentially ignorant, and becomes learned through acquiring knowledge..

At the beginning of a dynasty, taxation yields a large revenue from small assessments. At the end of the dynasty, taxation yields a small revenue fro….

The easiest method of acquiring the habit of scholarship is through acquiring the ability to express oneself clearly in discussing and disputing scho….