To argue with a man who has renounced the use and authority of reason, and whose philosophy consists in holding humanity in contempt, is like administering medicine to the dead, or endeavoring to convert an Atheist by scripture.
Thomas Paine (1737-1809) American political philosopher and writer
The American Crisis #5, “To General Sir William Howe” (23 Mar 1778)
(Source)
Sometimes shortened as: "To argue with a man who has renounced his reason is like giving medicine to the dead."
Quotations about:
reason
Note not all quotations have been tagged, so Search may find additional quotes on this topic.
And I will war, at least in words (and — should
My chance so happen — deeds), with all who war
With Thought; — and of Thought’s foes by far most rude,
Tyrants and sycophants have been and are.
I know not who may conquer: if I could
Have such a prescience, it should be no bar
To this my plain, sworn, downright detestation
Of every despotism in every nation.
I stir in it for the sad reason that no other mortal will move, and if I do not, why, it is left undone. The amount of it, be sure, is merely a Scream; but sometimes a scream is better than a thesis.
Ralph Waldo Emerson (1803-1882) American essayist, lecturer, poet
Journal (1838)
Referring to his attempts to stop the US Government's forced expulsion of the Cherokee from their land.
Nothing hath an uglier Look to us than Reason, when it is not on our side.
George Savile, Marquis of Halifax (1633-1695) English politician and essayist
“Reason and Passion,” Political, Moral, and Miscellaneous Thoughts and Reflections (1750)
(Source)
Shake off all the fears and servile prejudices under which weak minds are servilely crouched. Fix reason firmly in her seat, and call to her tribunal every fact, every opinion. Question with boldness even the existence of a god; because, if there be one, he must more approve the homage of reason, than that of blindfolded fear.
Thomas Jefferson (1743-1826) American political philosopher, polymath, statesman, US President (1801-09)
Letter to Peter Carr (10 Aug 1787)
(Source)
THESEUS: Lovers and madmen have seething brains,
Such shaping fantasies, that apprehend
More than cool reason ever comprehends.William Shakespeare (1564-1616) English dramatist and poet
Midsummer Night’s Dream, Act 5, sc. 1, l. 4 (5.1.4-6) (1605)
(Source)
People generally quarrel because they cannot argue.
Gilbert Keith Chesterton (1874-1936) English journalist and writer
“The New Generations and Morality,” The Illustrated London News (9 Mar 1929)
A man always has two reasons for what he does — a good one, and the real one.
John Pierpont "J. P." Morgan (1837-1913) American banker and financier
(Attributed)
Quoted in Owen Wister, Roosevelt: The Story of a Friendship, p. 280 (1930). There's no record in Morgan's writings, and versions of the quote from others can be found in the early 1800s. See here for more details.
Sometimes given as "A man generally has two reasons for doing a thing: one that sounds good, and a real one."
Anyone who in discussion relies upon authority uses, not his understanding, but his memory.
Leonardo da Vinci (1452-1519) Italian artist, engineer, scientist, polymath
Notebooks (c. 1500) [tr. Richter]
Alt. trans.: "The one who relies on authority during a discussion does not use his mind but his memory."
Error of opinion may be tolerated where reason is left free to combat it.
Thomas Jefferson (1743-1826) American political philosopher, polymath, statesman, US President (1801-09)
Inaugural Address (4 Mar 1801)
(Source)
Human knowledge is very short, and don’t reach but a little ways, and even that little ways iz twilite; but faith lengthens out the road, and makes it light, so that we kan see tew read the letterings on the mile stuns.
[Human knowledge is very short, and doesn’t reach but a little way, and even that little way is twilight; but faith lengthens out the road, and makes it light, so that we can see to read the lettering on the milestones.]
Josh Billings (1818-1885) American humorist, aphorist [pseud. of Henry Wheeler Shaw]
Everybody’s Friend, Or; Josh Billing’s Encyclopedia and Proverbial Philosophy of Wit and Humor, ch. 9 “Essays: Faith” (1874)
(Source)
This may be the source of an attributed Billings quote I cannot find in his writings: "Faith was given to man to lengthen out his reason."
You can’t reason someone out of something they weren’t reasoned into.
Mark Twain (1835-1910) American writer [pseud. of Samuel Clemens]
(Attributed)
I bid you strike at the passions; and if you do, you too will prevail. If you can once engage people’s pride, love, pity, ambition (or whichever is their prevailing passion) on your side, you need not fear what their reason can do against you.
Lord Chesterfield (1694-1773) English statesman, wit [Philip Dormer Stanhope]
Letter to his son, #105 (8 Feb 1746)
(Source)
If a man will begin with certainties, he shall end in doubts; but if he will be content to begin in doubts, he shall end in certainties.
Francis Bacon (1561-1626) English philosopher, scientist, author, statesman
De Augmentis Scientiarum [Advancement of Learning], Book 1, ch. 5, sec. 8 (1605)
Alt trans. (Willey Book ed., (1944)): "If we begin with certainties, we shall end in doubts; but if we begin with doubts, and are patient with them, we shall end in certainties."
He who imposes his argument by bravado and command shows that it is weak in reason.
[Qui establit son discours par braverie et commandement, montre que la raison y est foible.]
Michel de Montaigne (1533-1592) French essayist
Essays, Book 3, ch. 11 “Of Cripples [Des Boyteux]” (1587) (3.11) (1595) [tr. Frame (1943)]
(Source)
(Source (French)). Alternate translations:
He that with braverie and by comaundement will establish his discourse, declareth his reason to be weake.
[tr. Florio (1603), "Of the Lame or Cripple"]
Who will establish his Discourse by Authority and Huffing, discovers his Reason to be very weak.
[tr. Cotton (1686)]
He who will establish this proposition by authority and huffing discovers his reason to be very weak.
[tr. Cotton/Hazlitt (1877), "On the Lame"]
He who establishes his argument by defiance and by command shews that his reasoning is weak.
[tr. Ives (1925)]
Any man who supports his opinion with challenges and commands demonstrates that his reasons for it are weak.
[tr. Screech (1987), "On the Lame"]
He who establishes his argument by noise and command shows that his reason is weak.
[Source]
In fine, I repeat that you must lay aside all prejudice on both sides, and neither believe nor reject any thing because any other person, or description of persons have rejected or believed it. Your own reason is the only oracle given you by heaven, and you are answerable not for the rightness but uprightness of the decision.
Thomas Jefferson (1743-1826) American political philosopher, polymath, statesman, US President (1801-09)
Letter to Peter Carr (10 Aug 1787)
(Source)
On urging him to read and determine for himself the divinity or non-divinity of Christ.