Quotes about civilisation
page 3
Source: Civilisation (1969), Ch. 1: The Skin of Our Teeth

Interview with Oriana Fallaci (2 December 1979), Corriere della Sera
Interviews

W. W. Rouse Ball, A Short Account of the History of Mathematics (1888), Courier Dover, 1960, p. 164

Broadcast from London (6 March 1934); published in This Torch of Freedom (1935), p. 21.
1934

"Paying through the Doge for Europe", Daily Telegraph, 11 March 2004, p. 22.
2000s, 2004
Daniel Martin (1977)

Broadcast from London (25 September 1933), quoted in This Torch of Freedom (1935), p. 11.
1933

Source: From Serfdom to Socialism (1907), p. 103–104

http://www.columbia.edu/itc/mealac/pritchett/00generallinks/macaulay/txt_commons_indiagovt_1833.html#13
Attributed

Non-Fiction, English Literature: A Survey for Students (1958, revised 1974)

Ihr habt die kleinen Monopole vernichtet, um das EINE große Grundmonopol, das Eigentum, desto freier und schrankenloser wirken zu lassen; ihr habt die Enden der Erde zivilisiert, um neues Terrain für die Entfaltung eurer niedrigen Habsucht zu gewinnen, ihr habt die Völker verbrüdert, aber zu einer Brüderschaft von Dieben.
Outlines of a Critique of Political Economy (1844)

Source: 'English Politics and Parties', Bentley's Quarterly Review, 1, (1859), p. 22

The Novel: What It Is (1893)

On westernisation, as quoted in " Centre targets 'cultural pollution' http://www.telegraphindia.com/1150908/jsp/frontpage/story_41407.jsp" Calcutta Telegraph (7 September 2015)

Source: Sustainable History and the Dignity of Man (2009), p.213

Source: Lectures on The Industrial Revolution in England (1884), p. 31
Source: Civilisation (1969), Ch. 13: Heroic Materialism

The River War: An Historical Account of the Reconquest of the Soudan (1899), Volume II pp. 248–250
This passage does not appear in the 1902 one-volume abridgment, the version posted by Project Gutenberg.
Downloadable etext version(s) of this book can be found online http://onlinebooks.library.upenn.edu/webbin/gutbook/lookup?num=4943 at Project Gutenberg
Early career years (1898–1929)

Source: Interview with The Daily Telegraph (26 December 2010) http://www.telegraph.co.uk/news/worldnews/europe/france/8225697/National-Fronts-Marine-Le-Pen-to-prove-formidable-rival-to-Nicolas-Sarkozy.html

The History of Freedom in Antiquity (1877)

Source: Vegetarianism and Occultism (1913), p. 28

Source: Words of a Sage : Selected thoughts of African Spir (1937), p. 60.

“Civilisation as a term suggests human agency. Things don't come together organically.”
My bright idea: Civilisation is still worth striving for

Source: The Martyrdom of Man (1872), Chapter I, "War", p. 13.
Introduction
The Common Background of Greek and Hebrew Civilizations (1965 [1962])

p. 156; a variant of this begins "This is a right and legitimate Pan-Islamism…", but is otherwise identical.
/ India in Transition (1918)

Frederick Soddy's speech at the Nobel Banquet in Stockholm (10 December 1922) http://nobelprize.org/nobel_prizes/chemistry/laureates/1921/soddy-speech.html

"jouissance", Fr.
Source: Words of a Sage : Selected thoughts of African Spir (1937), p. 48 - Gandhi wrote something that is almost word for word the same, in All men are brothers.

Source: The Unfinished Autobiography (1951), Chapter 6

Address to the House of Commons on the declaration of war with Germany; see [Asquith, 6 August 1914, http://www.firstworldwar.com/source/asquithspeechtoparliament.htm, British Prime Minister's Address to Parliament]

Source: Auguste Rodin: The Man, His Ideas, His Works, 1905, p. 63-64; About the genius of the Gothic sculptors.

"The Rediscovery of Freedom: Personal Recollections" (1983), published in The Fortunes of Liberalism (1992)
1980s and later

Speech http://hansard.millbanksystems.com/commons/1925/mar/06/industrial-peace in the House of Commons (6 March 1925).
1925

The "enemy within" speech during the 1970 general election campaign; speech to the Turves Green Girls School, Northfield, Birmingham (13 June 1970), from Still to Decide (Eliot Right Way Books, 1972), pp. 36-37.
1970s

Article for the Daily Mail (16 November 1929), quoted in Martin Gilbert, Prophet of Truth: Winston S. Churchill, 1922–1939 (London: Minerva, 1990), p. 356
Early career years (1898–1929)

Speech in the House of Commons (27 February 1846), quoted in John Bright and J. E. Thorold Rogers (eds.), Speeches on Questions of Public Policy by Richard Cobden, M.P. Volume I (London: T. Fisher Unwin, 1908), p. 198.
1840s

The Evolutionary Future of Man (1993)

Source: Speech to The Royal Society of St George (23 April 1988), from Simon Heffer, Like the Roman. The Life of Enoch Powell (Phoenix, 1999), p. 918-19
A Short History of the World (2000)

Non-Fiction, Homage to QWERT YUIOP: Selected Journalism 1978-1985 (1986)

or collapse, or failed
Source: Words of a Sage : Selected thoughts of African Spir (1937), p. 41.

Speech to the University of Toronto (April 1939), quoted in An Interpreter of England. The Falconer Lectures (1939), pp. 117-118.
1939

Rex v. Rusby (1800), Peake's N. P. Cases, 193.
Source: The Common Background of Greek and Hebrew Civilizations (1965 [1962]), Ch.VII Further Observations on Homer

“The history of human civilisation is a history of mutual borrowings.”
Source: Sustainable History and the Dignity of Man (2009), p.28

Letter 136, to Malcolm Darling, 6 November 1914
Selected Letters (1983-1985)
Librarians and Information Systems (1995)

Speaking to parliament on 11 May 1964 as Minister for Coloured Affairs, as cited in The Guardian, 7 February 2006

On the USA, said during his exile in Peking, as quoted by Oriana Fallaci (June 1973), Intervista con la Storia (sixth edition, 2011). page 112.
Interviews
Source: Civilisation (1969), Ch. 9: The Pursuit of Happiness; "What is too silly to be said may be sung" is a commonly used translation or paraphrase of lines from Act I, Scene ii of the play The Barber of Seville by Pierre de Beaumarchais, which was the basis of famous operas.

E. Jane Whately (ed.), Life and Correspondence of Richard Whately, D.D. Late Archbishop of Dublin. Volume II (London: Longmans, Green, and Co., 1866), pp. 451-452
Attributed

“Intellectuals never sound more foolish than when posing as the last civilised man.”
"The Egg-Head's Egger-On" (2000).
2000s, 2000, Unacknowledged Legislation: Writers in the Public Sphere (2000)

Source: Words of a Sage : Selected thoughts of African Spir (1937), p. 55.

Rt. Hon. Winston Churchill ‘Bolshevism versus Zionism; a struggle for the soul of the Jewish people’ in Illustrated Daily Herald, 8 February 1920.
Early career years (1898–1929)

90th Birthday Reflections (2007)

pg. 80
The Sports and Pastimes of the People of England (1801), Wrestling

Speech on Islam and the West http://www.princeofwales.gov.uk/speechesandarticles/a_speech_by_hrh_the_prince_of_wales_titled_islam_and_the_wes_425873846.html to the Oxford Centre for Islamic Studies, 27 October 1993.
1990s

Source: Complete Works of Swami Vivekananda, Vol. 5, p. 190
Source: Civilisation (1969), Ch. 1: The Skin of Our Teeth

Speech at the Philip Scott College (27 September 1923), quoted in On England, and Other Addresses (1926), pp. 150-151.
1923

[St Paul, The Quarterly Review, 220, 45–68, https://babel.hathitrust.org/cgi/pt?id=mdp.39015056059549;view=1up;seq=71] January 1914, p. 61

The Informative Content of Education http://books.google.com/books?&id=vLs4AAAAMAAJ&q=%22I+believe+that+the+crazy+combative+patriotism+that+plainly+threatens+to+destroy+civilisation+to-day+is+very+largely+begotten+by+the+schoolmaster+and+the+schoolmistress+in+their+history+lessons+They+take+the+growing+mind+at+a+naturally+barbaric+phase+and+they+inflame+and+fix+its+barbarism%22&pg=PA242#v=onepage Speech http://archive.org/stream/reportofbritisha37adva#page/242/mode/2up given at the annual meeting of the British Association for the Advancement of Science in Nottingham, England on 2 September 1937

The Root of All Evil? (January 2006)

“Music is nothing else but wild sounds civilised into time and tune.”
The History of the Worthies of England (1662): Musicians.

Open letter to the Masters of Dublin (1913)

Source: Sustainable History and the Dignity of Man (2009), p.219

On capital punishment in the United Kingdom. Question Time, BBC, 22 September 2011.

Speech https://api.parliament.uk/historic-hansard/commons/1933/mar/23/european-situation#S5CV0276P0_19330323_HOC_299 in the House of Commons (23 March 1933) shortly after Hitler became Chancellor
The 1930s

1820s, Signs of the Times (1829)

volume I, chapter V: "On the Development of the Intellectual and Moral Faculties during Primeval and Civilised Times" (second edition, 1874) pages 133-134 http://darwin-online.org.uk/content/frameset?pageseq=156&itemID=F944&viewtype=image
The last sentence of the first paragraph is often quoted in isolation to make Darwin seem heartless.
The Descent of Man (1871)
Inaugural newsletter of the Vegan Society, Vegan News no. 1 (November 1944). Quoted in The Oxford Handbook of Animal Studies, edited by Linda Kalof (Oxford University Press, 2017), p. 30 https://books.google.it/books?id=Cdv_DQAAQBAJ&pg=PA30.
Collective Nouns, blog post http://www.arthurkemp.com/?p=140
Quotes from other works:

Originally in a sermon delivered at Queen's Cross church Aberdeen, Scotland (26 May 1968), later included in Jesus Rediscovered (1969)

Source: Words of a Sage : Selected thoughts of African Spir (1937), p. 37.