By the help of God and with His precious assistance, I say that Algebra is a scientific art. The objects with which it deals are absolute numbers and measurable quantities which, though themselves unknown, are related to "things" which are known, whereby the determination of the unknown quantities is possible.

When I want to understand what is happening today or try to decide what will happen tomorrow, I look back.

We are thinking about bad only those who are worse than we are, and those who are better than us ... I'm just not up to us ... One does not follow it than smell roses. Another of the bitter herbs will produce honey. Give bread to one - will remember forever. Another life donation - do not understand.

To friends and eke to foes true kindness show; No kindly heart unkindly deeds will do; Harshness will alienate a bosom friend. And kindness reconcile a deadly foe.

The entire world shall be populous with that action which saves one soul from despair.

Oh! My beloved! fill the cup, that clears to-day of past regrets and future fears.

The unbeliever knows his Koran best.