The More Beautiful World our Hearts Know is Possible
The More Beautiful World Our Hearts Know Is Possible. The Vision and Practice of Interbeing (2013)
Quotes about mistake
page 8
Pitch Dark (1983)

Quiero enviar al publico de México un saludo muy cariñoso, que yo no los olvido que yo cada día hago mas esfuerzos por gustar que si no gusto pues ya fue una desgracia pero el publico es benigno y me perdona todos mis errores, verdad que me los perdona?
Sara Garcia

Still (1979).
Song lyrics, With the Commodores

On the early rivalry between Macintosh and "IBM-compatible" computers based on Microsoft's DOS, as quoted in Steve Jobs: The Journey is the Reward (1987) by Jeffrey S. Young, p. 235
1980s

Counterterrorism and Cybersecurity: Total Information Awareness (2nd Edition), 2015

Source: The Subversion of Christianity (1984), p. 115

Regarding Joshua Duggar, who admitted to molesting five minor girls, including his own sisters, when he was 14 years old.
1980 - 2000, The Skowhegan Lecture', 1987

(1994, p. 44) cited in: Leonard Brand (1997) Faith, reason, and earth history
Integrity in Science (1985)

Re: Lisp's future http://groups.google.com/group/comp.lang.lisp/msg/ba8f8f34c16d55f3 (Usenet article).
Usenet articles, Miscellaneous

Times obituary, 8 Feb 2010 http://www.timesonline.co.uk/tol/comment/obituaries/article7018290.ece

1920s, Viereck interview (1929)

Excerpted from Chapter 11 "The Profession of Engineering"
The Memoirs of Herbert Hoover: Years of Adventure, 1874-1929 (1951)

“Vietnam was worse than immoral — it was a mistake.”
Reported in Alistair Cooke, Letter from America: 1946-2004 (2004), page 378.

Speech in the public baths of Caledonian Road, Islington, London (12 December 1900) against the Boer War, quoted in The Times (13 December 1900), p. 10.
1900s
March 25
Quotes from Daily Negations (2007)

In Cuba, after paying his respects at Fidel Castro's funeral, Julius Malema in Cuba for Castro's funeral https://www.youtube.com/watch?v=vQy8ALs-aIo, SABC News (5 December 2016)
Source: Democracy Ancient And Modern (Second Edition) (1985), Chapter 1, Leaders and Followers, p. 33
"We're Pushing Out Kids Too Hard", Kiplinger's Personal Finance, March 1968, p. 27 http://books.google.com/books?id=fgAEAAAAMBAJ&pg=PA27
Attributed

Source: Lasker's Manual of Chess (1925), p. 338
"Tastes Like Chicken".

While My Guitar Gently Weeps (1968)
Lyrics

Strummer on Man, God, Law and the Clash (31 January 1988)
“They say we learn from mistakes, that’s why they mistake me.”
Blunt Blowin
2010s, Tha Carter IV (2011)

1963, President John F. Kennedy's last formal speech and public words

Speaking at the London School of Economics, quoted on EurActiv.com, "Giscard: France’s rejection of the Constitution was a ‘mistake’" http://www.euractiv.com/section/future-eu/news/giscard-france-s-rejection-of-the-constitution-was-a-mistake/, March 2, 2006.

Nobel Prize lecture http://nobelpeaceprize.org/en_GB/laureates/laureates-2007/gore-lecture/, 10 December 2007.

Speech at a 2005 Atlas Society event ( video at Atlas Society blog http://www.atlassociety.org/ele/blog/2012/04/30/paul-ryan-and-ayn-rands-ideas-hot-seat-again)

Opening paragraph from The Babe Ruth Story (1948) by Ruth and Bob Considine; reproduced in "Sports of the Times: The Babe's Own Story" by Arthur Daley, in The New York Times (April 26, 1948), p. 30

Abbiate cura che non v'inganniate, pensando forse meritar piú con l'esser clemente che con l'esser giusta; perché perdonando troppo a chi falla si fa ingiuria a chi non falla.
Bk. 1, ch. 23; p. 32
Souced, Il Libro del Cortegiano (1528)

8/31/46. Quoted in "Trial of the Major War Criminals Before the International Military Tribunal" - Page 381 - Nuremberg, Germany - 1947

As quoted by George Mason University's History Matters: “More Like A Pig Than a Bear”: Mariano Guadalupe Vallejo Is Taken Prisoner During the Bear Flag Revolt, 1846
Historical and Personal Memoirs Relating to Alta California (1875)

Speech at the national convention of the American Legion, in Nashville, Tennessee (August 31, 2004) http://www.msnbc.msn.com/id/5865710/
2000s, 2004

Adam Schaff (1967) in: "Conversation with Ponzio," in Ponzio 2002; as cited in: Petrilli and Ponzio (2007)

Islam and World Peace: Explanations of a Sufi (2004)

Sermons in Erlangen, Marburg, Göttingen and Frankfurt (January 1946), as quoted in Martin Niemöller, 1892-1984 (1984) by James Bentley, p. 177
Note to the "Criticism" section
The Portable Matthew Arnold (Viking Press, 1949)

Source: Words of a Sage : Selected thoughts of African Spir (1937), p. 49.
Nahj al-Balagha, Letter 53: An order to Malik Al-Ashtar

“This slip has been inserted by mistake.”
An erratum slip in the first edition.
Unlikely Stories, Mostly (1983)

2000s, 2008, First Speech As London Mayor (May 3, 2008)

Hamburger Abendblatt http://www.abendblatt.de/politik/deutschland/article290699/Wieviel-Anatolien-vertraegt-Europa.html, 24. November 2004

Source: Macroeconomics (7th Edition, 2017), Ch. 16 : Expectations, Output, and Policy

Letters to David Skrbina
The Road to Revolution (2008)

2000s, Speech at the Four Seasons, New York (25 September 2008)

"Review of The Wolves of North America by Stanley P. Young and Edward A. Goldman" [1944]; Published in Aldo Leopold's Southwest, David E. Brown and Neil B. Carmony (eds.) 1990 , p. 226.
1940s

"To his Mistress for her True Picture", line 49

Questions of Character http://krugman.blogs.nytimes.com/2016/05/17/democratic-groundhog-day/ (May 17, 2016)
The Conscience of a Liberal blog

“We believe this would be a huge mistake and we hope that this would never happen.”
Lavrov warns any attack on Iran, whether by Israel or any other, (November 2011) http://www.presstv.ir/detail/232538.html

Mother Jones Magazine, March/April 1997
Interviews, Print Interviews

Toronto Sun column
cited in Fox's Ann Coulter 2.0 http://www.salon.com/news/feature/2007/03/29/marsden/index.html. Salon.com.

Remark to General Henry Heth, as quoted in R. E. Lee : A Biography, Vol. 3 (1935) by Douglas Southall Freeman

Page 11
Publications, The Shah's Story (1980), On himself

Staple It Together
Song lyrics, In Between Dreams (2005)

Todd Taylor's interview October 23, 2001, on Razorcake.com.

“It is a mistake to let aesthetics drive your rational decision making.”
"Pwned: How copyright turns us all into IP serfs", UNC iBiblio (22 February 2007) https://www.youtube.com/watch?v=NkBX-981_es
The Table Talk of Samuel Marchbanks (1949)

Source: The Unfinished Autobiography (1951), Chapter I, Part 2

Authors@Google: Peter Schiff (2009)

Remarks at a Meeting of the National Alliance of Businessmen (16 March 1968). http://www.presidency.ucsb.edu/ws/?pid=28740
1960s
The Third Policeman (1967)

On Lionel Messi, (7 April 2010) http://www.guardian.co.uk/football/2010/apr/07/barcelona-arsenal-lionel-messi

Real Clear Politics Nov 2008 http://www.realclearpolitics.com/articles/2008/11/ego_and_mouth.html
2000s

1930s, Speech to the Democratic National Convention (1936)

“Shoot first and inquire afterwards, and if you make mistakes, I will protect you.”
Instruction to the Prussian police (1933); as quoted in The House that Hitler Built (1937) by Stephen Henry Roberts. p. 63

From Country Life in Georgia in the Days of My Youth Felton, p. 86 http://www.google.com/books?id=gHsLIvQ_BN0C&dq=rebecca+latimer+felton&printsec=frontcover&source=in#PPA86,M1.

Interview with the Concord Monitor Editorial Board, (August 18, 2011)
2011
Source: The Lonely Dead (2004), Ch. 20

Attorney-General. v. Pilgrim (1849), 12 Beav. 61
Quote
Source: Truth and Truthfulness (2002), p. 6

Remarks Upon Arrival at Barksdale Air Force Base https://en.wikisource.org/wiki/Remarks_Upon_Arrival_at_Barksdale_Air_Force_Base (11 September, 2001)
2000s, 2001

Speech to Conservative Party Conference (8 October 1976) http://www.margaretthatcher.org/document/103105
Leader of the Opposition

Archbishop of Canterbury Cosmo Gordon Lang to Chamberlain (6 October 1940), quoted in Keith Feiling, Neville Chamberlain (London: Macmillan, 1946), pp. 462-463.
About
Generation of Greatness (1957)

Quoted in Words of Wisdom and Quotables Quotes (2007) by Dr. A.N.P. Ummerkutty.
Source: Learning Strategies and Individual Competence (1972), p. 275.