Justice is the soul of the universe.

Drink! For you know not whence you came nor why.

Algebras (jabbre and maqabeleh) are geometric facts which are proved by propositions five and six of Book two of Elements.

We are in truth but pieces on this chess board of life, which in the end we leave, only to drop one by one into the grave of nothingness.

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.

I wonder what the vintners buy one half so precious as the stuff they sell.

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.