--- title: "Meaning & Key Takeaway of: Who would dare assert that we know all…" description: "\"Who would dare assert that we know all there is to be known?\" — Galileo Galilei" image: "https://sms4smile.com/quotes/i/bc9/galileo-galilei-2377_dare_who-would-dare-assert-that-we-know-all-t_834535.png" --- # Who would dare assert that we know all there is to be known? ![“Who would dare assert that we know all there is to be known?” quote by Galileo Galilei](https://sms4smile.com/quotes/i/bc9/galileo-galilei-2377_dare_who-would-dare-assert-that-we-know-all-t_834535.png) [Download](https://sms4smile.com/quotes/i/bc9/galileo-galilei-2377_dare_who-would-dare-assert-that-we-know-all-t_834535.png) [Open image](https://sms4smile.com/quotes/i/bc9/galileo-galilei-2377_dare_who-would-dare-assert-that-we-know-all-t_834535.png) > “Who would dare assert that we know all there is to be known?” [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) ## About This Quote This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation. The quote challenges the arrogance of claiming complete knowledge, urging humility and openness to unknowns. **In simple terms:** No one knows everything. Key Takeaway Embrace uncertainty and keep questioning. Themes philosophy science humility knowledge inquiry Mood thoughtful inquisitive Type philosophical inspirational When to use this quote - scientific research - philosophical debate - personal growth Key Concepts epistemology skepticism Questions to Reflect On - What areas do you assume you fully understand? - How can acknowledging limits foster learning? A Different Perspective Absolute certainty is impossible. ★ ★ ★ ★ ★ No ratings yet [Assert Know](https://sms4smile.com/quotes/about/assert-know-588750/) [Dare](https://sms4smile.com/quotes/about/dare/) [Dare Assert](https://sms4smile.com/quotes/about/dare-assert-588751/) [Know](https://sms4smile.com/quotes/about/know/) [Know Known](https://sms4smile.com/quotes/about/know-known-231016/) [Known](https://sms4smile.com/quotes/about/known/) [Knows](https://sms4smile.com/quotes/about/knows/) ## Related quotes > [Who would set a limit to the mind of man? Who would dare assert that we know all there is to be known?](https://sms4smile.com/quotes/galileo-galilei/who-would-set-a-limit-to-the-mind-of-man-who-would-dare-assert-that/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) > [“To know someone, to be known. That matters more than he'd ever thought it would.”](https://sms4smile.com/quotes/julianna-baggott/to-know-someone-to-be-known-that-matters-more-than-he-d-ever-thought/) [Julianna Baggott](https://sms4smile.com/quotes/author/julianna-baggott/) > [“Every case is new. We must let what we know - our known knowns - guide us but not blind us to what we…](https://sms4smile.com/quotes/chris-voss/every-case-is-new-we-must-let-what-we-know-our-known-knowns-guide-us/) [Chris Voss](https://sms4smile.com/quotes/author/chris-voss/) > [“You have already manifested what you know. What you have known thus far could only take you this far. If you’re not happy and…](https://sms4smile.com/quotes/assegid-habtewold/you-have-already-manifested-what-you-know-what-you-have-known-thus/) [Assegid Habtewold](https://sms4smile.com/quotes/author/assegid-habtewold/) > [“And for once, Donald Rumsfeld, in the news at the time over the Iraq war made sense to me: "As we know," he said,…](https://sms4smile.com/quotes/benjamin-mee/and-for-once-donald-rumsfeld-in-the-news-at-the-time-over-the-iraq/) [Benjamin Mee](https://sms4smile.com/quotes/author/benjamin-mee/) > [It's high time you were shown That you really don't know all there is to be known.](https://sms4smile.com/quotes/dr-seuss/it-s-high-time-you-were-shown-that-you-really-don-t-know-all-there-is/) [Dr. Seuss](https://sms4smile.com/quotes/author/dr-seuss/) > [Neptune and I decided to do this: thumbs up if you want to know ten least known secrets about me and I will post…](https://sms4smile.com/quotes/guardian-hommie-g/neptune-and-i-decided-to-do-this-thumbs-up-if-you-want-to-know-ten/) [Guardian/Hommie G](https://sms4smile.com/quotes/author/guardian-hommie-g/) > [Was not this ... what we spoke of as the great advantage of wisdom -- to know what is known and what is unknown…](https://sms4smile.com/quotes/plato/was-not-this-what-we-spoke-of-as-the-great-advantage-of-wisdom-to/) [Plato](https://sms4smile.com/quotes/author/plato/) > [“Since we cannot know all there is to be known about anything, we ought to know a little about everything.”](https://sms4smile.com/quotes/blaise-pascal/since-we-cannot-know-all-there-is-to-be-known-about-anything-we-ought/) [Blaise Pascal](https://sms4smile.com/quotes/author/blaise-pascal/) > [“I had know it and never known it.”](https://sms4smile.com/quotes/margo-lanagan/i-had-know-it-and-never-known-it/) [Margo Lanagan](https://sms4smile.com/quotes/author/margo-lanagan/) > [...if we know God our knowledge of... everything will be brought to perfection, and, in so far as is possible, the infinite, divine and…](https://sms4smile.com/quotes/pope-dionysius/if-we-know-god-our-knowledge-of-everything-will-be-brought-to/) [Pope Dionysius](https://sms4smile.com/quotes/author/pope-dionysius/) > [“For all we live to know is known.”](https://sms4smile.com/quotes/edgar-allan-poe/for-all-we-live-to-know-is-known/) [Edgar Allan Poe](https://sms4smile.com/quotes/author/edgar-allan-poe/) > [“The less you know, the more you will be known The less you want, the more you will have The less you are, the…](https://sms4smile.com/quotes/vivian-amis/the-less-you-know-the-more-you-will-be-known-the-less-you-want-the/) [Vivian Amis](https://sms4smile.com/quotes/author/vivian-amis/) > [“The less you think you know, the more will be known. It’s amazing what you can know when you let go of being the…](https://sms4smile.com/quotes/art-hochberg/the-less-you-think-you-know-the-more-will-be-known-it-s-amazing-what/) [Art Hochberg](https://sms4smile.com/quotes/author/art-hochberg/) > [I cannot tell you anything that you don't already know, but it is known in silence.](https://sms4smile.com/quotes/leonard-jacobson/i-cannot-tell-you-anything-that-you-don-t-already-know-but-it-is/) [Leonard Jacobson](https://sms4smile.com/quotes/author/leonard-jacobson/) ## More by Galileo Galilei > [Surely, God could have caused birds to fly with their bones made of solid gold, with their veins full of quicksilver, with their flesh…](https://sms4smile.com/quotes/galileo-galilei/surely-god-could-have-caused-birds-to-fly-with-their-bones-made-of/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) > [If experiments are performed thousands of times at all seasons and in every place without once producing the effects mentioned by your philosophers, poets,…](https://sms4smile.com/quotes/galileo-galilei/if-experiments-are-performed-thousands-of-times-at-all-seasons-and-in/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) > [“(T)he increase of known truths stimulates the investigation, establishment, and growth of the arts.”](https://sms4smile.com/quotes/galileo-galilei/t-he-increase-of-known-truths-stimulates-the-investigation/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) > [In the long run my observations have convinced me that some men, reasoning preposterously, first establish some conclusion in their minds which, either because…](https://sms4smile.com/quotes/galileo-galilei/in-the-long-run-my-observations-have-convinced-me-that-some-men/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) > [Nature . . . is inexorable and immutable; she never transgresses the laws imposed upon her, nor cares a whit whether her abstruse reasons…](https://sms4smile.com/quotes/galileo-galilei/nature-is-inexorable-and-immutable-she-never-transgresses-the-laws/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) > [Holy Writ was intended to teach men how to go to Heaven not how the heavens go.](https://sms4smile.com/quotes/galileo-galilei/holy-writ-was-intended-to-teach-men-how-to-go-to-heaven-not-how-the/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) > [And who can doubt that it will lead to the worst disorders when minds created free by God are compelled to submit slavishly to…](https://sms4smile.com/quotes/galileo-galilei/and-who-can-doubt-that-it-will-lead-to-the-worst-disorders-when-minds/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) > [ Among the great men who have philosophized about \[the action of the tides\], the one who surprised me most is Kepler. He was a… ](https://sms4smile.com/quotes/galileo-galilei/among-the-great-men-who-have-philosophized-about-the-action-of-the/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) > [Infinities and indivisibles transcend our finite understanding, the former on account of their magnitude, the latter because of their smallness; Imagine what they are…](https://sms4smile.com/quotes/galileo-galilei/infinities-and-indivisibles-transcend-our-finite-understanding-the/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) > [I do not feel obliged to believe that the same God who has endowed us with senses, reason, and intellect has intended us to…](https://sms4smile.com/quotes/galileo-galilei/i-do-not-feel-obliged-to-believe-that-the-same-god-who-has-endowed-us/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) > [What ever the course of our lives, we should recieve them as the highest gift from the hand of God, in which equally reposed…](https://sms4smile.com/quotes/galileo-galilei/what-ever-the-course-of-our-lives-we-should-recieve-them-as-the/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) > [I cannot but be astonished that Sarsi should persist in trying to prove by means of witnesses something that I may see for myself…](https://sms4smile.com/quotes/galileo-galilei/i-cannot-but-be-astonished-that-sarsi-should-persist-in-trying-to/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) > [I would say here something that was heard from an ecclesiastic of the most eminent degree: The intention of the Holy Spirit is to…](https://sms4smile.com/quotes/galileo-galilei/i-would-say-here-something-that-was-heard-from-an-ecclesiastic-of-the/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) > [Some, merely to contradict what I had said, did not scruple to cast doubt upon things they had seen with their own eyes again…](https://sms4smile.com/quotes/galileo-galilei/some-merely-to-contradict-what-i-had-said-did-not-scruple-to-cast/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) > [By denying scientific principles, one may maintain any paradox.](https://sms4smile.com/quotes/galileo-galilei/by-denying-scientific-principles-one-may-maintain-any-paradox/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) [Explore all 166 Galileo Galilei quotes ](https://sms4smile.com/quotes/author/galileo-galilei/) ## More Dare quotes > [down with ought with because with every brain that thinks it thinks nor dares to feel.](https://sms4smile.com/quotes/anonymous/down-with-ought-with-because-with-every-brain-that-thinks-it-thinks/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) > [This is no time for ease and comfort. It is time to dare and endure.](https://sms4smile.com/quotes/winston-churchill/this-is-no-time-for-ease-and-comfort-it-is-time-to-dare-and-endure/) [Winston Churchill](https://sms4smile.com/quotes/author/winston-churchill/) > [Life is more complicated than we think, yet far simpler than anyone dares to imagine](https://sms4smile.com/quotes/lawrence-durrell/life-is-more-complicated-than-we-think-yet-far-simpler-than-anyone/) [Lawrence Durrell](https://sms4smile.com/quotes/author/lawrence-durrell/) > [I should not dare to call my soul my own.](https://sms4smile.com/quotes/elizabeth-barrett-browning/i-should-not-dare-to-call-my-soul-my-own/) [Elizabeth Barrett Browning](https://sms4smile.com/quotes/author/elizabeth-barrett-browning/) > [Nobody calls me a racist when I do redneck jokes. Jeff Foxworthy can do as many 'You might be a redneck jokes' as he…](https://sms4smile.com/quotes/carlos-mencia/nobody-calls-me-a-racist-when-i-do-redneck-jokes-jeff-foxworthy-can/) [Carlos Mencia](https://sms4smile.com/quotes/author/carlos-mencia/) > [Dare to dream! Never underestimate the Power of Our Dream!](https://sms4smile.com/quotes/anonymous/dare-to-dream-never-underestimate-the-power-of-our-dream/) [Anonymous](https://sms4smile.com/quotes/author/anonymous/) > [“Why stop now? Seduce me, Brian.I dare you." "I've always found it hard to turn aside a dare.”](https://sms4smile.com/quotes/nora-roberts/why-stop-now-seduce-me-brian-i-dare-you-i-ve-always-found-it-hard-to/) [Nora Roberts](https://sms4smile.com/quotes/author/nora-roberts/) > [This moment in which you experience stillness is every moment. Don't let the mind seduce you into the past or future. Stay in the…](https://sms4smile.com/quotes/adyashanti/this-moment-in-which-you-experience-stillness-is-every-moment-don-t/) [Adyashanti](https://sms4smile.com/quotes/author/adyashanti/) > [Never can true courage dwell with them, Who, playing tricks with conscience, dare not look At their own vices.](https://sms4smile.com/quotes/samuel-taylor-coleridge/never-can-true-courage-dwell-with-them-who-playing-tricks-with/) [Samuel Taylor Coleridge](https://sms4smile.com/quotes/author/samuel-taylor-coleridge/) > [I tend to get reactions just by being on screen, because I guess I'm physically queer-coded or something. Especially with 'Star Wars;' I get…](https://sms4smile.com/quotes/katy-o-brian/i-tend-to-get-reactions-just-by-being-on-screen-because-i-guess-i-m/) [Katy O'Brian](https://sms4smile.com/quotes/author/katy-o-brian/) > [Who would dare assign to art the sterile function of imitating nature?](https://sms4smile.com/quotes/charles-baudelaire/who-would-dare-assign-to-art-the-sterile-function-of-imitating-nature/) [Charles Baudelaire](https://sms4smile.com/quotes/author/charles-baudelaire/) > [The privilege of prayer to me is one of the most cherished possessions, because faith and experience alike convince me that God himself sees…](https://sms4smile.com/quotes/wilfred-grenfell/the-privilege-of-prayer-to-me-is-one-of-the-most-cherished/) [Wilfred Grenfell](https://sms4smile.com/quotes/author/wilfred-grenfell/) > [Let a man who has to make his fortune in life remember this maxim: Attacking is the only secret. Dare and the world yields,…](https://sms4smile.com/quotes/william-makepeace-thackeray/let-a-man-who-has-to-make-his-fortune-in-life-remember-this-maxim/) [William Makepeace Thackeray](https://sms4smile.com/quotes/author/william-makepeace-thackeray/) > [The male dares to be different to the degree that he accepts his passivity and his desire to be female, his fagginess. The farthest…](https://sms4smile.com/quotes/valerie-solanas/the-male-dares-to-be-different-to-the-degree-that-he-accepts-his/) [Valerie Solanas](https://sms4smile.com/quotes/author/valerie-solanas/) > [I drink, I huff, I strut, look big and stare; And all this I can do, because I dare.](https://sms4smile.com/quotes/theresa-villiers/i-drink-i-huff-i-strut-look-big-and-stare-and-all-this-i-can-do/) [Theresa Villiers](https://sms4smile.com/quotes/author/theresa-villiers/) [Browse all 2,415 Dare quotes ](https://sms4smile.com/quotes/about/dare/) ```json { "@context": "https://schema.org", "@graph": [ { "@type": "Quotation", "text": "Who would dare assert that we know all there is to be known?", "creator": { "@type": "Person", "name": "Galileo Galilei" }, "isPartOf": { "@id": "https://sms4smile.com/quotes/#website" }, "url": "https://sms4smile.com/quotes/galileo-galilei/who-would-dare-assert-that-we-know-all-there-is-to-be-known/", "about": { "@type": "Thing", "name": "Dare" }, "@id": "https://sms4smile.com/quotes/galileo-galilei/who-would-dare-assert-that-we-know-all-there-is-to-be-known/#quotation", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/bc9/galileo-galilei-2377_dare_who-would-dare-assert-that-we-know-all-t_834535.png", "contentUrl": "https://sms4smile.com/quotes/i/bc9/galileo-galilei-2377_dare_who-would-dare-assert-that-we-know-all-t_834535.png", "url": "https://sms4smile.com/quotes/i/bc9/galileo-galilei-2377_dare_who-would-dare-assert-that-we-know-all-t_834535.png", "width": 1080, "height": 1080, "caption": "“Who would dare assert that we know all there is to be known?” — Galileo Galilei", "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": "Galileo Galilei", "item": "https://sms4smile.com/quotes/author/galileo-galilei/" }, { "@type": "ListItem", "position": 4, "name": "Who would dare assert that we...", "item": "https://sms4smile.com/quotes/galileo-galilei/who-would-dare-assert-that-we-know-all-there-is-to-be-known/" } ], "@id": "https://sms4smile.com/quotes/galileo-galilei/who-would-dare-assert-that-we-know-all-there-is-to-be-known/#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 } } ] } ```