As quoted by Sir Thomas Little Heath, The Thirteen Books of Euclid's Elements (1908) Vol.1 https://books.google.com/books?id=UhgPAAAAIAAJ Introduction and Books I, II p.1, citing Proclus ed. Friedlein, p. 68, 6-20.
“He moved to Egypt and supported himself by teaching and by copying Arabic translations of Greek mathematical classics such as Euclid’s Elements and Ptolemy’s Almagest.”
Abdelhamid I. Sabra, in “Ibn al-Haytham Brief life of an Arab mathematician: died circa 1040 (September-October 2003)”
Help us to complete the source, original and additional information
Alhazen 5
Arab physicist, mathematician and astronomer 965–1038Related quotes

Preface p. v
A History of Greek Mathematics (1921) Vol. 1. From Thales to Euclid
“are the familiar translations and rotations… made in proving the theorems of Euclid.”
Geometry as a Branch of Physics (1949)

“The golden age of mathematics - that was not the age of Euclid, it is ours.”
Source: The Human Worth of Rigorous Thinking: Essays and Addresses, p. 268
in Robert Halleux, ‘The Reception of Arabic Alchemy in the West', in Encyclopaedia of the History of Arabic Science, vol. 3, pp. 896-7

“He strives after that which we translate 'virtue' but is in Greek aretê, 'excellence' …”
Source: Zen and the Art of Motorcycle Maintenance (1974), Ch. 29
Context: "What moves the Greek warrior to deeds of heroism," Kitto comments, "is not a sense of duty as we understand it—duty towards others: it is rather duty towards himself. He strives after that which we translate 'virtue' but is in Greek aretê, 'excellence' … we shall have much to say about aretê. It runs through Greek life."
There, Phædrus thinks, is a definition of Quality that had existed a thousand years before the dialecticians ever thought to put it to word-traps. Anyone who cannot understand this meaning without logical definiens and definendum and differentia is either lying or so out of touch with the common lot of humanity as to be unworthy of receiving any reply whatsoever.

[Z. Elmarsafy, A. Bernard, D. Attwell, Debating Orientalism, https://books.google.com/books?id=VP6ARP2m-D0C&pg=PA82, 13 June 2013, Springer, 978-1-137-34111-2, 82]