Source: Mussolini, 1983, p. 8
Quotes about conscience
page 7

Source: Dictionary of Burning Words of Brilliant Writers (1895), P. 312.

“To all this, his illustrious mind reflects the noblest ornament; he places no part of his happiness in ostentation, but refers the whole of it to conscience; and seeks the reward of a virtuous action, not in the applauses of the world, but in the action itself.”
Ornat haec magnitudo animi, quae nihil ad ostentationem, omnia ad conscientiam refert recteque facti non ex populi sermone mercedem, sed ex facto petit.
Letter 22, 5.
Letters, Book I

Jahresende! Ich mache Bilanz. Gewissensschau und Bitte an den Geist um Fortschritt und Reife.
Ich bin stärker im Innern geworden und strebe zu klarerer Erkenntnis und festerem Glauben.
Michael: a German fate in diary notes (1926)
Source: Dictionary of Burning Words of Brilliant Writers (1895), P. 608.

“Harry Dresden: Sometimes I hate having a conscience, and a stupidly thorough sense of honor.”
Source: The Dresden Files, Fool Moon (2001), Chapter 1

Lecture at the Diocesan Conference (April 1899)

Principles of Society, The Rights of Man
Enquiry Concerning Political Justice (1793)

Che cosa è il fascismo: Discorsi e polemiche (“What is Fascism?”), Florence: Vallecchi, (1925) pp. 42-45, 47-48, 49-51, 56,Origins and Doctrine of Fascism, A. James Gregor, translator and editor, Transaction Publishers, 2003, p. 63

I hate him. He smokes pot. He burned a hole in my other jacket.
They Call Me Tater Salad

Journal of Discourses 3:247 (March 16, 1856)
1850s
Source: Dictionary of Burning Words of Brilliant Writers (1895), P. 2.

Address By Dr. Shanker Dayal Sharma President Of India On The Occasion Of The 50th Anniversary Of The First Sitting Of The Constituent Assembly

“The Contradiction in Objectivism,” 1968

1910s, The Republic Must Awaken (1917)
Broken Lights Diaries 1955-57.

The Bloudy Tenent of Persecution, for Cause of Conscience (1644)

Rejected resolution for a clause to add to the first article of the U.S. Constitution, in the debates of the Massachusetts Convention of 1788 (6 February 1788); this has often been attributed to Adams, but he is nowhere identified as the person making the resolution in Debates and Proceedings in the Convention of the Commonwealth of Massachusetts, Held in the year 1788 And which finally ratified the Constitution of the United States. (1856) p. 86. https://archive.org/details/debatesandproce00peirgoog<!-- Printed by the Resolves of the Legislature, 1856. Boston: William White, Printer of the Commonwealth.
Variant: The said Constitution shall never be construed to authorize Congress to infringe the just liberty of the press or the rights of conscience; or to prevent the people of The United States who are peaceable citizens from keeping their own arms...
As quoted in Debates and Proceedings in the Convention of the Commonwealth of Massachusetts (1850) edited by Peirce & Hale
Disputed

Great World Trials; The Adolph Eichmann Trial 1961 (1997) pages 332-337.

1990s, Speech at Ohio Wesleyan University (1997)

§ 15. Often misquoted as “Religion is the basis and foundation of government.”
1780s, Memorial and Remonstrance Against Religious Assessments (1785)

Five Essays on Liberty (2002), Two Concepts of Liberty (1958)

Source: The Life of Reason: The Phases of Human Progress (1905-1906), Vol. II, Reason in Society, Ch. VIII: Ideal Society

The Education of Henry Adams (1907)

“To doubt God is to doubt one's own conscience, and in consequence it would be to doubt everything.”
Letter to Fr. Pastells (4 April 1893)

"On the Danger of Presumptuous Sins", in Sermons Preached Upon Several Occasions (1727), Vol. 3, p. 291.

Paul Auster, Oracle Night, New York: Henry Holt and Company, p. 92.
Oracle Night (2003)

‘Disintegration’, Quarterly Review, no. 312; October 1883, reprinted in Paul Smith (ed.), Lord Salisbury on Politics. A selection from his articles in the Quaterly Review, 1860-1883 (Cambridge University Press, 1972), pp. 342-343
1880s

Quoted in The Independent, Sunday 17 October 2010 http://www.independent.co.uk/news/people/profiles/sousa-mendes-saved-more-lives-than-schindler-so-why-isnt-he-a-household-name-too-2105882.html

Seth Adam (GLAAD's Senior Manager of Communications), Miller rejects Russian film festival invitation; 'As a gay man, I must decline' http://www.glaad.org/blog/wentworth-miller-rejects-russian-film-festival-invitation-gay-man-i-must-decline, Glaad.org, 21 Aug 2013.
Source: Knowing Our Place in the Animal World, p. 63

the first lines in 'Manifesto du Surréalisme', Andre Breton, 1924
Le Manifeste du Surréalisme, Andre Breton (Manifesto of Surrealism; 1924)

1850s, The Present Aspect of the Slavery Question (1859)

Source: The Division of Labor in Society (1893), p. 130 (in 1933 edition)

On the Treaty of Versailles, as quoted in Nazi Conspiracy and Aggression (1946) by the United States Department of State, Vol. 2, p. 754.

Bech, A Book (1970)

“People with bad consciences always fear the judgment of children.”
"The Contagion of Ideas", p. 54
On the Contrary: Articles of Belief 1946–1961 (1961)

"What the Bee Knows" in Parabola : The Magazine of Myth and Tradition, Vol. VI, No. 1 (February 1981); later published in What the Bee Knows : Reflections on Myth, Symbol, and Story (1989)

“In matters of conscience, the law of majority has no place.”
Young India (4 August 1920)
1920s

History of French Literature in the Eighteenth Century (1854), pp. 366-367.

Syria chemical attack undeniable, says John Kerry, August 26, 2013 http://www.bbc.co.uk/news/world-us-canada-23844643

Debate vs. Tony Blair, "Be it Resolved, Religion is a Force for Good in the World" (November 26, 2010), Roy Thomson Hall, Toronto, Ontario.
2010s, 2010

You Can Lead an Atheist to Evidence, But You Can't Make Him Think (2009)

Rally in support of Kim Davis, a county clerk arrested for defying a court order to issue marriage licenses to same-sex couples, , quoted in * 2015-09-08
'Lock Me Up': Mike Huckabee Volunteers To Go To Jail On Kim Davis' Behalf
Kyle Mantyla
Right Wing Watch
http://www.rightwingwatch.org/content/lock-me-mike-huckabee-volunteers-go-jail-kim-davis-behalf

Introduction for R. A. Lafferty, Episodes of the Argo (1990), Reprinted in Gene Wolfe, Castle of Days (1992)
Nonfiction

Reported in Walter J. Miller, "Calhoun as a Lawyer and Statesman"' part 2, The Green Bag (June 1899), p. 271. Miller states "I will cite his own words", but this quotation is reported as not verified in Calhoun's writings in Respectfully Quoted: A Dictionary of Quotations (1989).
Act II
A Man for All Seasons (1960)

Emanations, Destinies, p. 4
Mystic Trudeau: The Fire and the Rose (2007)

Letter to Anna (1814-09-28) [Letters of Jane Austen -- Brabourne Edition]
Letters

Book I, Ch. 25
Attributed

2010s, Speech at the Republican National Convention (July 20, 2016)

2000s, 2003, Hope and Conscience Will Not Be Silenced (July 2003)

“A son is not a judge of his father, but the conscience of the father is in his son.”
Book 1, part 1, ch. 5
Pedagogika dlya vseh (Parenting For Everyone) (1977–1986)

Letter to F.R. Minoe, June 12, 1789, reported in Life and Work of Fisher Ames, vol. I, 52-54.

“There's no creature on earth so despicable and loathsome as a rich man with a conscience.”
Hólmfríður
Heimsljós (World Light) (1940), Book Two: The Palace of the Summerland

As quoted in Frederick Douglass: The Colored Orator (1969) by Frederic May Holland, p. 212 http://books.google.it/books?id=GLbBa5OOhxMC&pg=PA212

Diary, 9 February 1897
Note-Book of Anton Chekhov (1921)
自发而美好的思想感情 ——为谭作人先生呼吁 (11 April 2009) http://www.cuiweiping.net/blogs/cuiweiping/archives/133594.aspx

1850s, The Present Aspect of the Slavery Question (1859)

Young India (15 December 1921)
1920s

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]

“I was not going to go to bed forever with his unwarranted death on my conscience.”
The Occupation, p. 208
Vokes - My Story (1985)

Nobel Peace Prize Acceptance Speech (2012)

Dissenting, Baker v. Carr, 369 U.S. 186 (1962).
Judicial opinions
Essai sur la théorie de l'économie politique et de ses rapports avec la morale et le droit. (1867). Quoted by Teotonio R. de Souza in Indo-Portuguese history (1985), p. 210
Essai sur la théorie de l'économie politique et de ses rapports avec la morale et le droit (1867)

Recollections of Thomas R. Marshall: A Hoosier Salad (1925), Chapter XVII

Source: The Story of his Life Told by Himself (1898), p. 58

McCreary County v. American Civil Liberties Union, 545 U.S. 844 (2005) (concurring).
Introduction
Diet for a New America (1987)

Source: Letters and Papers from Prison (1967; 1997), Who Stands Fast?, p. 5.

"Is Satan a Catholic?" (27 March 2010) http://youtube.com/watch?v=LKg4HLsu5gE
2010

“I am the conscience of the 21st Century.”
Quoted in the International Herald Tribune (24 November 2005).

Part i, canto ii.
Lucile (1860)

Confirmation Hearing on the Nomination of William H. Pryor, Jr. to be Circuit Judge for the Eleventh Circuit (June 11, 2003)

Source: Dictionary of Burning Words of Brilliant Writers (1895), P. 532.

Letter to George Richards Minot (June 12, 1789), reported in Fisher Ames, Seth Ames, John Thornton Kirkland, Works of Fisher Ames: With a Selection from His Speeches and Correspondence (1854), p. 54.