---
title: "Meaning & Key Takeaway of: A proof is a proof. What kind of a proof?…"
description: "\"A proof is a proof. What kind of a proof? It's a proof. A proof is a proof. And when you have a good proof, it's because it's proven.\" — Jean Chretien"
image: "https://sms4smile.com/quotes/i/262/jean-chretien-13716_funny_a-proof-is-a-proof-what-kind-of-a-proof_2714677.png"
---

#  A proof is a proof. What kind of a proof? It's a proof. A…

![“A proof is a proof. What kind of a proof? It's a proof. A proof is a proof. And when you have a good proof, it's because it's proven.” quote by Jean Chretien](https://sms4smile.com/quotes/i/262/jean-chretien-13716_funny_a-proof-is-a-proof-what-kind-of-a-proof_2714677.png)   [Download](https://sms4smile.com/quotes/i/262/jean-chretien-13716_funny_a-proof-is-a-proof-what-kind-of-a-proof_2714677.png) [Open image](https://sms4smile.com/quotes/i/262/jean-chretien-13716_funny_a-proof-is-a-proof-what-kind-of-a-proof_2714677.png)

> “A proof is a proof. What kind of a proof? It's a proof. A proof is a proof. And when you have a good proof, it's because it's proven.”

[Jean Chretien](https://sms4smile.com/quotes/author/jean-chretien/)

## About This Quote

This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation.

A proof is a proof; its validity lies in its logical certainty, not its form.

**In simple terms:** Proofs are about certainty.

Key Takeaway

Value rigorous reasoning.

Themes

logic certainty mathematics

Mood

analytical critical

Type

philosophical inspirational

When to use this quote

- academic debate
- legal argument
- software verification

Key Concepts

proof theory philosophy of math

Questions to Reflect On

- When is a proof insufficient for real-world decisions?
- How do we balance proof with intuition?

A Different Perspective

Overemphasis on formal proof may ignore practical relevance.

★ ★ ★ ★ ★   No ratings yet

[Funny](https://sms4smile.com/quotes/about/funny/)

## Related quotes

> [“I don't know. A proof is a proof. What kind of a proof? It's a proof. A proof is a proof, and when you…](https://sms4smile.com/quotes/jean-chretien/i-don-t-know-a-proof-is-a-proof-what-kind-of-a-proof-it-s-a-proof-a/)

[Jean Chrétien](https://sms4smile.com/quotes/author/jean-chretien/)

> [Leave me with some kind of proof it's not a dream.](https://sms4smile.com/quotes/paramore/leave-me-with-some-kind-of-proof-it-s-not-a-dream/)

[Paramore](https://sms4smile.com/quotes/author/paramore/)

> [A good proof is one that makes us wiser.](https://sms4smile.com/quotes/iu-i-manin/a-good-proof-is-one-that-makes-us-wiser/)

[IU?. I. Manin](https://sms4smile.com/quotes/author/iu-i-manin/)

> [Confidence in the goodness of another is good proof of one's own goodness.](https://sms4smile.com/quotes/michel-de-montaigne/confidence-in-the-goodness-of-another-is-good-proof-of-one-s-own/)

[Michel de Montaigne](https://sms4smile.com/quotes/author/michel-de-montaigne/)

> [“It is a good proof and test of our love if we can bear with such faults and not be shocked by them. Others,…](https://sms4smile.com/quotes/teresa-of-vila/it-is-a-good-proof-and-test-of-our-love-if-we-can-bear-with-such/)

[Teresa of Ávila](https://sms4smile.com/quotes/author/teresa-of-vila/)

> [It is one proof of a good education and of true refinement of feeling, to respect antiquity.](https://sms4smile.com/quotes/sigourney-weaver/it-is-one-proof-of-a-good-education-and-of-true-refinement-of-feeling/)

[Sigourney Weaver](https://sms4smile.com/quotes/author/sigourney-weaver/)

> [Jim Cameron is proof that if you are good, you'll get promoted.](https://sms4smile.com/quotes/roger-corman/jim-cameron-is-proof-that-if-you-are-good-you-ll-get-promoted/)

[Roger Corman](https://sms4smile.com/quotes/author/roger-corman/)

> [In the long-run, the best proof of a good character is good actions.](https://sms4smile.com/quotes/john-stuart-mill/in-the-long-run-the-best-proof-of-a-good-character-is-good-actions/)

[John Stuart Mill](https://sms4smile.com/quotes/author/john-stuart-mill/)

> [“...nothing is true that cannot be proven--and therefore, it's not true.”](https://sms4smile.com/quotes/halld-r-laxness/nothing-is-true-that-cannot-be-proven-and-therefore-it-s-not-true/)

[Halldór Laxness](https://sms4smile.com/quotes/author/halld-r-laxness/)

> [The main thing that endears the United Nations to member governments, and so enables it to survive, is its proven capacity to fail, and…](https://sms4smile.com/quotes/conor-cruise-o-brien/the-main-thing-that-endears-the-united-nations-to-member-governments/)

[Conor Cruise O'Brien](https://sms4smile.com/quotes/author/conor-cruise-o-brien/)

> [I am not particularly religious. But I think we do face the question of where God is, why we are created and where does…](https://sms4smile.com/quotes/ang-lee/i-am-not-particularly-religious-but-i-think-we-do-face-the-question/)

[Ang Lee](https://sms4smile.com/quotes/author/ang-lee/)

> [Now, you might say – “But why should we pay people for doing what they’re supposed to do?” It’s a fair question – but…](https://sms4smile.com/quotes/michael-bloomberg/now-you-might-say-but-why-should-we-pay-people-for-doing-what-they-re/)

[Michael Bloomberg](https://sms4smile.com/quotes/author/michael-bloomberg/)

> [True love is proven through the actions of your true love!! Not through the act of saying it!](https://sms4smile.com/quotes/anonymous/true-love-is-proven-through-the-actions-of-your-true-love-not-through/)

[Anonymous](https://sms4smile.com/quotes/author/anonymous/)

> [Our faith is really proven in the way we talk to ourselves. The loudest human voice you will listen to is your own. Choose…](https://sms4smile.com/quotes/christine-caine/our-faith-is-really-proven-in-the-way-we-talk-to-ourselves-the/)

[Christine Caine](https://sms4smile.com/quotes/author/christine-caine/)

> [I don't feel like I have to live up to anything because I've proven that I can play. Give me the ball and let's…](https://sms4smile.com/quotes/clinton-portis/i-don-t-feel-like-i-have-to-live-up-to-anything-because-i-ve-proven/)

[Clinton Portis](https://sms4smile.com/quotes/author/clinton-portis/)

## More by Jean Chretien

> [President Bush is a friend of mine. He's not a moron at all.](https://sms4smile.com/quotes/jean-chretien/president-bush-is-a-friend-of-mine-he-s-not-a-moron-at-all/)

[Jean Chretien](https://sms4smile.com/quotes/author/jean-chretien/)

> [It is not the government's purpose to make a profit the way a company does, because a company doesn't have to give a damn…](https://sms4smile.com/quotes/jean-chretien/it-is-not-the-government-s-purpose-to-make-a-profit-the-way-a-company/)

[Jean Chretien](https://sms4smile.com/quotes/author/jean-chretien/)

> [Trudeau valued performance above image. He Knew he could give me a shovel if there was a mess to clean up, and he kept…](https://sms4smile.com/quotes/jean-chretien/trudeau-valued-performance-above-image-he-knew-he-could-give-me-a/)

[Jean Chretien](https://sms4smile.com/quotes/author/jean-chretien/)

> [I was proud to have been the anti-establishment candidate after more than twenty years in politics, a small town guy fighting for the ordinary…](https://sms4smile.com/quotes/jean-chretien/i-was-proud-to-have-been-the-anti-establishment-candidate-after-more/)

[Jean Chretien](https://sms4smile.com/quotes/author/jean-chretien/)

> [To be frank, politics is about wanting power, getting it, exercising it, and keeping it.](https://sms4smile.com/quotes/jean-chretien/to-be-frank-politics-is-about-wanting-power-getting-it-exercising-it/)

[Jean Chretien](https://sms4smile.com/quotes/author/jean-chretien/)

> [God gave me a physical defect, I've accepted that since I was a kid. When I was a kid people were laughing at me.…](https://sms4smile.com/quotes/jean-chretien/god-gave-me-a-physical-defect-i-ve-accepted-that-since-i-was-a-kid/)

[Jean Chretien](https://sms4smile.com/quotes/author/jean-chretien/)

> [But I accepted that because God gave me other qualities and I’m grateful.](https://sms4smile.com/quotes/jean-chretien/but-i-accepted-that-because-god-gave-me-other-qualities-and-i-m/)

[Jean Chretien](https://sms4smile.com/quotes/author/jean-chretien/)

> [There is nothing more nervous than a million dollars - it moves very fast, and it doesn't speak any language.](https://sms4smile.com/quotes/jean-chretien/there-is-nothing-more-nervous-than-a-million-dollars-it-moves-very/)

[Jean Chretien](https://sms4smile.com/quotes/author/jean-chretien/)

> [Some information has to remain in the privy of the office of the Prime Minister and the ministers for the proper administration of government.](https://sms4smile.com/quotes/jean-chretien/some-information-has-to-remain-in-the-privy-of-the-office-of-the/)

[Jean Chretien](https://sms4smile.com/quotes/author/jean-chretien/)

> [There's no such thing as a genius in politics, or at least I have never met one. There are only human beings, some better…](https://sms4smile.com/quotes/jean-chretien/there-s-no-such-thing-as-a-genius-in-politics-or-at-least-i-have/)

[Jean Chretien](https://sms4smile.com/quotes/author/jean-chretien/)

> [The two of us had come a long way together from our humble beginnings and the basement apartment that had been our first home…](https://sms4smile.com/quotes/jean-chretien/the-two-of-us-had-come-a-long-way-together-from-our-humble-beginnings/)

[Jean Chretien](https://sms4smile.com/quotes/author/jean-chretien/)

> [I was stricken by news and television pictures coming from the United States this morning. It is impossible to fully comprehend the evil that…](https://sms4smile.com/quotes/jean-chretien/i-was-stricken-by-news-and-television-pictures-coming-from-the-united/)

[Jean Chretien](https://sms4smile.com/quotes/author/jean-chretien/)

> [Our old - fashioned system is better than any new - fangled voting machine. Not only is it guaranteed to work, but there is…](https://sms4smile.com/quotes/jean-chretien/our-old-fashioned-system-is-better-than-any-new-fangled-voting/)

[Jean Chretien](https://sms4smile.com/quotes/author/jean-chretien/)

> [Deficit reduction is not an end in itself. It is the means to an end. Canadians must now decide what kind of country they…](https://sms4smile.com/quotes/jean-chretien/deficit-reduction-is-not-an-end-in-itself-it-is-the-means-to-an-end/)

[Jean Chretien](https://sms4smile.com/quotes/author/jean-chretien/)

> [A successful politician must not only be able to read the mood of the public, he must have the skill to get the public…](https://sms4smile.com/quotes/jean-chretien/a-successful-politician-must-not-only-be-able-to-read-the-mood-of-the/)

[Jean Chretien](https://sms4smile.com/quotes/author/jean-chretien/)

[Explore all 49 Jean Chretien quotes ](https://sms4smile.com/quotes/author/jean-chretien/)

## More Funny quotes

> [You cant be controlling in improv.](https://sms4smile.com/quotes/matt-walsh/you-cant-be-controlling-in-improv/)

[Matt Walsh](https://sms4smile.com/quotes/author/matt-walsh/)

> [When you step out and do a song in a musical, the easier thing to do is make it funny. But when those transitions…](https://sms4smile.com/quotes/kelli-o-hara/when-you-step-out-and-do-a-song-in-a-musical-the-easier-thing-to-do/)

[Kelli O'Hara](https://sms4smile.com/quotes/author/kelli-o-hara/)

> [Joking about violence is not funny.](https://sms4smile.com/quotes/perez-hilton/joking-about-violence-is-not-funny/)

[Perez Hilton](https://sms4smile.com/quotes/author/perez-hilton/)

> [It's a hard thing to describe. It's just this sense that you got something to say.](https://sms4smile.com/quotes/jonah-lehrer/it-s-a-hard-thing-to-describe-it-s-just-this-sense-that-you-got/)

[Jonah Lehrer](https://sms4smile.com/quotes/author/jonah-lehrer/)

> [God reveals Himself through surprises.](https://sms4smile.com/quotes/pope-francis/god-reveals-himself-through-surprises/)

[Pope Francis](https://sms4smile.com/quotes/author/pope-francis/)

> [Sometimes I look at my awesome twitter followers &amp; think to myself, What the hell would I do without them :)](https://sms4smile.com/quotes/nikhil-saluja/sometimes-i-look-at-my-awesome-twitter-followers-think-to-myself-what/)

[Nikhil Saluja](https://sms4smile.com/quotes/author/nikhil-saluja/)

> [The happy have whole days,](https://sms4smile.com/quotes/colley-cibber/the-happy-have-whole-days/)

[Colley Cibber](https://sms4smile.com/quotes/author/colley-cibber/)

> [Congratulations to Facebook on going public with all my private information...](https://sms4smile.com/quotes/anonymous/congratulations-to-facebook-on-going-public-with-all-my-private/)

[Anonymous](https://sms4smile.com/quotes/author/anonymous/)

> [Why are things as they are and not otherwise?](https://sms4smile.com/quotes/johannes-kepler/why-are-things-as-they-are-and-not-otherwise/)

[Johannes Kepler](https://sms4smile.com/quotes/author/johannes-kepler/)

> [I've been funny my whole life. This is a gift God gave me.](https://sms4smile.com/quotes/tracy-morgan/i-ve-been-funny-my-whole-life-this-is-a-gift-god-gave-me/)

[Tracy Morgan](https://sms4smile.com/quotes/author/tracy-morgan/)

> [Penis goes in , sperms cums out.](https://sms4smile.com/quotes/nikhil-saluja/penis-goes-in-sperms-cums-out/)

[Nikhil Saluja](https://sms4smile.com/quotes/author/nikhil-saluja/)

> [If you were to send a werewolf to the moon, would he be a werewolf permanently?](https://sms4smile.com/quotes/kristen-schaal/if-you-were-to-send-a-werewolf-to-the-moon-would-he-be-a-werewolf/)

[Kristen Schaal](https://sms4smile.com/quotes/author/kristen-schaal/)

> [When you have a choice, choose happy!](https://sms4smile.com/quotes/pancho-barnes/when-you-have-a-choice-choose-happy/)

Pancho Barnes

> [If you can connect people, you can create the future.](https://sms4smile.com/quotes/scott-heiferman/if-you-can-connect-people-you-can-create-the-future/)

[Scott Heiferman](https://sms4smile.com/quotes/author/scott-heiferman/)

> [Don't think OF the market. Think AS the market.](https://sms4smile.com/quotes/michael-fishman/don-t-think-of-the-market-think-as-the-market/)

Michael Fishman

[Browse all 39,858 Funny quotes ](https://sms4smile.com/quotes/about/funny/)

```json
{
    "@context": "https://schema.org",
    "@graph": [
        {
            "@type": "Quotation",
            "text": "A proof is a proof. What kind of a proof? It's a proof. A proof is a proof. And when you have a good proof, it's because it's proven.",
            "creator": {
                "@type": "Person",
                "name": "Jean Chretien"
            },
            "isPartOf": {
                "@id": "https://sms4smile.com/quotes/#website"
            },
            "url": "https://sms4smile.com/quotes/jean-chretien/a-proof-is-a-proof-what-kind-of-a-proof-it-s-a-proof-a-proof-is-a/",
            "about": {
                "@type": "Thing",
                "name": "Funny"
            },
            "@id": "https://sms4smile.com/quotes/jean-chretien/a-proof-is-a-proof-what-kind-of-a-proof-it-s-a-proof-a-proof-is-a/#quotation",
            "image": {
                "@type": "ImageObject",
                "@id": "https://sms4smile.com/quotes/i/262/jean-chretien-13716_funny_a-proof-is-a-proof-what-kind-of-a-proof_2714677.png",
                "contentUrl": "https://sms4smile.com/quotes/i/262/jean-chretien-13716_funny_a-proof-is-a-proof-what-kind-of-a-proof_2714677.png",
                "url": "https://sms4smile.com/quotes/i/262/jean-chretien-13716_funny_a-proof-is-a-proof-what-kind-of-a-proof_2714677.png",
                "width": 1080,
                "height": 1080,
                "caption": "“A proof is a proof. What kind of a proof? It's a proof. A proof is a proof. And when you have a good proof…” — Jean Chretien",
                "creditText": "SMS4Smile Quotes",
                "creator": {
                    "@id": "https://sms4smile.com/quotes/#organization"
                }
            }
        },
        {
            "@type": "BreadcrumbList",
            "itemListElement": [
                {
                    "@type": "ListItem",
                    "position": 1,
                    "name": "Home",
                    "item": "https://sms4smile.com/"
                },
                {
                    "@type": "ListItem",
                    "position": 2,
                    "name": "Quotes",
                    "item": "https://sms4smile.com/quotes/"
                },
                {
                    "@type": "ListItem",
                    "position": 3,
                    "name": "Jean Chretien",
                    "item": "https://sms4smile.com/quotes/author/jean-chretien/"
                },
                {
                    "@type": "ListItem",
                    "position": 4,
                    "name": "A proof is a proof. What...",
                    "item": "https://sms4smile.com/quotes/jean-chretien/a-proof-is-a-proof-what-kind-of-a-proof-it-s-a-proof-a-proof-is-a/"
                }
            ],
            "@id": "https://sms4smile.com/quotes/jean-chretien/a-proof-is-a-proof-what-kind-of-a-proof-it-s-a-proof-a-proof-is-a/#breadcrumb"
        },
        {
            "@type": "WebSite",
            "@id": "https://sms4smile.com/quotes/#website",
            "name": "SMS4Smile Quotes",
            "url": "https://sms4smile.com/quotes/",
            "publisher": {
                "@id": "https://sms4smile.com/quotes/#organization"
            }
        },
        {
            "@type": "Organization",
            "@id": "https://sms4smile.com/quotes/#organization",
            "name": "SMS4Smile Quotes",
            "url": "https://sms4smile.com/quotes/",
            "logo": {
                "@type": "ImageObject",
                "url": "https://sms4smile.com/quotes/wp-content/themes/sq/assets/icons/icon-512.png",
                "width": 512,
                "height": 512
            }
        }
    ]
}
```
