The First Night.
The White Tiger (2008)
Quotes about sincerity
page 4
Source: Dictionary of Burning Words of Brilliant Writers (1895), P. 389.

Letter to F. Cobden (5 July 1835) during his visit to the United States, quoted in John Morley, The Life of Richard Cobden (London: T. Fisher Unwin, 1905), pp. 39-40.
1830s

"Address to certain Gold-fishes"
Poems (1851)

"War against terrorism or expansion of the American Empire?" http://web.archive.org/20030228000339/members.aol.com/bblum6/speech.htm

George Law Curry (December 7, 1857) " Governor George L. Curry Legislative Message, 1857 http://records.sos.state.or.us/ORSOSWebDrawer/Recordpdf/6777831", Oregon State Archives, Oregon Secretary of State, Oregon Provisional and Territorial Records, 1857, Calendar No. 9376.

1990s, The Monarchy: A Critique of Britain's Favourite Fetish

Source: The Victorian Age in Literature (1913), Ch. II: The Great Victorian Novelists (p. 73)

"Freedom National, Slavery Sectional," speech in the Senate (July 27, 1852).

1920s, The Press Under a Free Government (1925)

Reflections on Various Subjects (1665–1678), I. On Confidence

Poetical Portrait III
The Venetian Bracelet (1829)

Interview: Tom Savini https://diaboliquemagazine.com/interview-tom-savini/ (August 13, 2013)

After assuming the office of Caliph, Abu Bakr's first address was as follows, quoted in Tareekh Ibn Kathir, Vol. 6, p. 305-306, As quoted in Muhammad: His Life Based on the Earliest Sources (1983) by Martin Lings, p. 344

“I often say after eight years in Washington, I longed for the realism and sincerity of Hollywood.”
[Associated Press, http://seattlepi.nwsource.com/tv/1401AP_Fred_Thompson_Leno.html, Fred Thompson wants nation's top job, Seattle Post-Intelligencer, June 12, 2007, 2007-06-13]

IN
2000s, Why I Bombed the Murrah Federal Building (2001)
Third measure “Brother John” (pp. 108-109)
Pavane (1968)

Source: Belief and Meaning (1992), Ch. 1 : Belief, Meaning, and the External World
The Harlot Babylon
End Times with Mike Bickle
God TV
http://www.god.tv/node/2875
2011-08-06, quoted in * Brian
Tashman
Rick Perry Partners With Pastor Who Thinks Oprah Is The Precursor To The Antichrist
Right Wing Watch
2011-07-08
http://www.rightwingwatch.org/content/rick-perry-partners-pastor-who-thinks-oprah-precursor-antichrist
2011-08-06

The Glenn Beck Program
Premiere Radio Networks
2011-08-01
Beck: Restoring Courage Will Be "A Planet Course-Altering Event" Where "There's A Possibility A Pillar Of Fire Appears"
Media Matters for America
2011-08-01
http://mediamatters.org/mmtv/201108010009
2011-08-08
about his "Restoring Courage" rally in Jerusalem
2010s, 2011

Letter to George Washington (24 April 1779)

1920s, The Reign of Law (1925)

St. 2
1840s, Poems (1847), The Problem http://www.emersoncentral.com/poems/problem.htm

“God isn't interested in stock phrases. Talk to him. Talk to the Father sincerely.”
Too Busy Not to Pray (2008, InterVarsity Press)

1840s, Heroes and Hero-Worship (1840), The Hero as Prophet
Alan Hovhaness, 1940 Guggenheim Application http://www.hovhaness.com/hovhaness-biography.html

Proclamation for 1975, signed Sant Ji Maharaj the name by which Prem Rawat was known at that time. Divine Times (Vol.4 Issue.1, February 1, 1975)
1970s

1980's
Source: Je peins l'Impossibilité de peindre, by M. Nuridsany, newspaper Le Figaro, 24-10-1989, p. 35, as quoted in Bram van Velde, A Tribute, Municipal Museum De Lakenhal Leiden, Municipal Museum Schiedam, Museum de Wieger, Deurne 1994, p. 40 (English translation: Charlotte Burgmans)

Writing about the horns of Onthophagus, in 'The Onthophagi'

Letter to John Adams http://www.masshist.org/database/transcription.cfm?transcriptDir=masshist&transcript=L5058.xml&queryID=1797 (13 November 1818) regarding the death of Abigail Adams
1810s

1840s, Heroes and Hero-Worship (1840), The Hero as Divinity

“That's what show business is--sincere insincerity.”
Quoted in The Observer (12 June 1977)
“Loss of sincerity is loss of vital power.”
"Sincerity", p. 153.
Intuitions and Summaries of Thought (1862), Volume II

Description of Eugene Terre'Blanche in the Face to Face column published on 31 January 1989.
Sunday Times
Source: Dictionary of Burning Words of Brilliant Writers (1895), P. 466.
Baker's speech at the change-of-command ceremony in Hargrave's chapel on June 24, 2011.

“I believe sincerely that we should bring in U. N. peacekeepers and bring our troops home.”
Democratic National Candidates Debate, Goffstown, New Hampshire (22 January 2004)

original version in French: Je vous répéterai ce que je disais naguère à Guillaume Apollinaire: "Je n'ai, pour ma part, jamais évité l'influence des autres, j'aurais considéré cela comme une lâcheté et un manque de sincérité vis-à-vis de moi-même."
'Interview with Henri Matisse' by Jacques Guenne, in 'L'Art Vivant' (15 September 1925)
1920s

"Our Lady of the Loudspeaker" in The New Yorker (25 February 1928)

“The secret is the secret. Sincerity is the word.”
Breed the Unmentioned (1985)

Anna’s thoughts about Liza, Part III, Chapter 13
Anna Karenina (1875–1877; 1878)
O encontro marcado [A Time to Meet] (1956), trans. John Procter, p. 210
Introduction: an evolutionary riddle, p. 5
In Gods We Trust: The Evolutionary Landscape of Religion (2002)

As quoted in The Saturday Evening Post (December 1949) http://www.saturdayeveningpost.com/wp-content/flbk/Murrow_Sticks_to_the_News/pubData/mobile/index.htm#/1/

Llull cited in: George Frederick Maclear (1863) A history of Christian missions during the Middle Ages . p. 365
Source: The Philosophical Implications of Talking Vegetables (2005), p. 10

The Complete Works of Menno Simons https://play.google.com/store/books/details?id=btJAAQAAMAAJ&rdid=book-btJAAQAAMAAJ&rdot=1, by Menno Simons, p.27, January 1, 1871

1840s, Heroes and Hero-Worship (1840), The Hero as Prophet

Speech delivered at the officers' club (June 16, 1959).
Principles of the 14th July Revolution (1959)

"Against Identity Politics" https://web.archive.org/web/20180823073547/https://www.foreignaffairs.com/articles/americas/2018-08-14/against-identity-politics (14 August 2018), Foreign Affairs
2010s

Exhortation http://www.mennosimons.net/ft016-exhortation.html

1840s, Essays: First Series (1841), Friendship

Mont Saint Michel and Chartres (1904)

The earliest known appearance of this statement is from 1895 (Joshua Douglass, "Bimetallism and Currency", American Magazine of Civics, 7:256). It is apparently a combination of paraphrases or approximate quotations from three separate letters of Jefferson (longer excerpts in sourced section):
I sincerely believe, with you, that banking institutions are more dangerous than standing armies...
Letter to John Taylor (1816)
The bank mania...is raising up a moneyed aristocracy in our country which has already set the government at defiance...
Letter to Josephus B. Stuart (1817)
Bank paper must be suppressed, and the circulating medium must be restored to the nation to whom it belongs.
Letter to John W. Eppes (1813)
Misattributed

Source: Books, Spiritual Warrior, Volume I: Uncovering Spiritual Truths in Psychic Phenomena (Hari-Nama Press, 1996), Chapter 1: Dreams: A State of Reality, p. 21

“Fasting (is) for the maintainance and firmness of your sincerity.”
Ayan al-Shī‘ah, vol.1, p. 316.
Religious Wisdom

George Abernethy (1849) " Governor George Abernethy Legislative Message, 1849 http://records.sos.state.or.us/ORSOSWebDrawer/Recordpdf/6777825", Oregon State Archives, Oregon Secretary of State.

“If I could believe that this was said sincerely, I could put up with anything.”
Act I, scene 2, 96, line 176.
Eunuchus
Original: (la) si istuc crederem/sincere dici, quidvis possem perpeti.

Letter (4 February 1916), quoted in F. L. Carsten, The Reichswehr and Politics 1918 to 1933 (Oxford: Clarendon Press, 1966), p. 105.

Source: Queer: A Novel (1985), Chapter Three

Falsehood in Wartime (1928), Introduction

Excerpt of Forbes' journal. September 1854. As quoted in Life and letters of James David Forbes p. 369.

21 February 1945.
Disputed, The Testament of Adolf Hitler (1945)

“Be sincere, be brief, be seated.”
Advice to his son James on how to make a public speech, as quoted in Basic Public Speaking (1963) by Paul L. Soper, p. 12
Posthumous publications

How much substantial truth there is in these gloomy confessions of this man of painful sincerity.
The Tragic Sense of Life (1913), III : The Hunger of Immortality

“Good manners without sincerity are like a beautiful dead lady.”
Autobiography of a Yogi (1946)
Vitaly Komar, Aleksandr Melamid, JoAnn Wypijewski (1997). Painting by Numbers: Komar and Melamid's Scientific Guide to Art p. 16

[Max von Laue, History of physics, Academic Press Inc, 1950, http://www.archive.org/details/historyofphysics030356mbp, 3-5]

2000s, 2004, Speech at the Republican National Convention (2004)
Preface, p. 16, sentences 2,3.
The Christian Agnostic (1965)

Escudero, F. [Francis]. (2015, February 12). Retrieved from Official Facebook Page of Francis Escudero https://www.facebook.com/senchizescudero/posts/10153064546355610/
2015, Facebook
Nahj al-Balagha, Letter 53: An order to Malik Al-Ashtar

Buckingham and Ross 1892, p. 662
His Character

Letter to his daughter Sarah Mason McCarty after the death of an infant daughter (10 February 1785), published in The Life of George Mason, 1725-1792 Vol. 2 (1892) by Kate Mason Rowland, p. 74

“3623. No Resolutions of Repentance hereafter can be sincere.”
Compare Poor Richard's Almanack (1739) : No Resolution of Repenting hereafter, can be sincere.
Introductio ad prudentiam: Part II (1727), Gnomologia (1732)

"What We Owe Our Parasites", speech (June 1968); Free Speech magazine (October and November 1995)
1960s

Cameron Diaz after visiting Machu Picchu in Peru with a green bag which had a red star and the words "serve the people" printed in Chinese. BBC News http://news.bbc.co.uk/2/hi/entertainment/6236142.stm

The Art of Fiction http://public.wsu.edu/~campbelld/amlit/artfiction.html (1884)

Number 104.
Counsels and Reflections (1857)
Prayer and the Art of Volkswagen Maintenance (2000, Harvest House Publishers)

Source: Collected Poems (1966), pp. 16-17

We have the winter before us, and we have a great deal of political rough weather, but in that rough weather, do not let us forget the joint idea of peace which animates us all.
Speech on the Munich Agreement http://hansard.millbanksystems.com/commons/1938/oct/05/policy-of-his-majestys-government (5 October 1938).

Source: 2010s, 2010, Decision Points (November 2010), p. 121