Proclus: A Commentary on the First Book of Euclid's Elements

Is a commentary on the text of

First words

Mathematical being necessarily belongs neither among the first nor among the last and least simple of the kinds of being, but occupies the middle ground between the partless realities--simple, incomposite, and indivisible--an... (show all)d divisible things characterized by every variety of composition and differentiation.

Last words

(Click to show. Warning: May contain spoilers.)As for us, if we are able to go through the remaining books in the same fashion, we shall have much to thank the gods for;  but if other concerns draw us aside, we ask those who are admirers of this science to expound the remaining books by the same method, aiming always at what is important and can be clearly divided, since the commentaries now in circulation contain great and manifold confusion and contribute nothing to the exposition of causes, to dialectical judgment or to philosophical reasoning.