Caption: Earth Could Not Answer Nor the Seas Mourn: "An old man with a long white beard and Persian headdress reads by the light of a large candle."

An avatar for Omar Khayyam (1048--1123): Persian, mathematician, astronomer, by tradition poet:

Credit/Permission: Adelaide Hanscom (1875--1931), artist for Rubaiyat of of Omar Khayyam (1905, 1912) by Omar Khayyam (1048--1123) and Edward FitzGerald (1809--1883), 1905 (uploaded to Wikimedia Commons by User:Liftarn, 2006) / Public domain.
Image link: Wikimedia Commons: File:033-Earth-could-not-answer-nor-the-Seas-that-mourn-q75-829x1159.jpg.
Local file: local link: omar_reading.html.
File: Omar Khayyam file: omar_reading.html.