“Rise in the presence of a gray head.”
Vor einem grauen Haupte sollst du aufstehen!
Über den Umgang mit Menschen (1788)
Original
Vor einem grauen Haupte sollst Du das Deine beugen!
Zweites Buch, 1. Kapitel, Verschiedenheit des Alters. hg. von Karl Goedeke. 16. Ausgabe. Hannover: Hahn, 1878. Seite 121 http://commons.wikimedia.org/w/index.php?title=Image%3A%C3%9Cber_den_Umgang_mit_Menschen.djvu&page=137
Über den Umgang mit Menschen
Variant: Vor einem grauen Haupte sollst du aufstehen!
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Adolph Freiherr Knigge 20
German writer and Freemason 1752–1796Related quotes

“Shoot, if you must, this old gray head,
But spare your country's flag," she said.”
Barbara Frietchie (1863); reported in Diane Ravitch, The American Reader: words that moved a nation (2000), p. 259. The lines are based on an folkloric account of the real Barbara Fritchie, said to have made a similar challenge to Confederate invaders of Maryland during the American Civil War.
in a letter to Alfred H. Barr, Jr. 6 November, 1955; as quoted in Abstract Expressionism, Barbara Hess, Taschen, Köln, 2006, p. 34
Baziotes' quote is referring to his painting 'Pompeii', Baziotes painted in 1955
1950s

“The gray silence, the gray waves, the gray wastes of the sea.”
Longing, reported in Bartlett's Familiar Quotations, 10th ed. (1919).

"To the Indianapolis Clergy." The Iconoclast (Indianapolis, IN) (1883)
Context: But whatever theories we have, we have at last to be governed by the facts. We are in a world where vice, deformity, weakness, and disease are hereditary. In the presence of this immense and solemn truth rises the religion of the body. Every man should refuse to increase the misery of this world.

Source: The Selected Poetry of Rainer Maria Rilke

Iker Casillas, when asked to describe Cannavaro after joining Real Madrid http://www.cannaddicted.com/English/Fabio/Quotes.htm
In Lugalbanda in the Mountain Cave, Ur III Period (21st century BCE). http://etcsl.orinst.ox.ac.uk/cgi-bin/etcsl.cgi?text=t.1.8.2.1#