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.
Omar KhayyamMyself when young did eagerly frequent doctor and saint, and heard great argument about it and about: but evermore came out by the same door as in I went.
Omar KhayyamYou know, my friends, with what a brave carouse I made a Second Marriage in my house; favored old barren reason from my bed, and took the daughter of the vine to spouse.
Omar Khayyam