--- title: "4 Demonstration Quotes By Galileo Galilei" description: "4 Demonstration quotes by Galileo Galilei. Plus more from Galileo Galilei and more Demonstration sayings from other authors." image: "https://sms4smile.com/quotes/i/50e/galileo-galilei-2377_church_i-would-beg-the-wise-and-learned-fathers_652176.png" --- > [ I would beg the wise and learned fathers \[of the church\] to consider with all diligence the difference which exists between matters… ](https://sms4smile.com/quotes/galileo-galilei/i-would-beg-the-wise-and-learned-fathers-of-the-church-to-consider/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) [Image](https://sms4smile.com/quotes/i/50e/galileo-galilei-2377_church_i-would-beg-the-wise-and-learned-fathers_652176.png) > [I would beg the wise and learned fathers (of the church) to consider with all diligence the difference which exists between matters…](https://sms4smile.com/quotes/galileo-galilei/i-would-beg-the-wise-and-learned-fathers-of-the-church-to-consider-2/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) [Image](https://sms4smile.com/quotes/i/c92/galileo-galilei-2377_altered_i-would-beg-the-wise-and-learned-fathers_1856623.png) > [Alas! Your dear friend and servant Galileo has been for the last month hopelessly blind; so that this heaven, this earth, this…](https://sms4smile.com/quotes/galileo-galilei/alas-your-dear-friend-and-servant-galileo-has-been-for-the-last-month/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) [Image](https://sms4smile.com/quotes/i/810/galileo-galilei-2377_age_alas-your-dear-friend-and-servant-galile_1931416.png) > [Nothing physical which sense-experience sets before our eyes, or which necessary demonstrations prove to us, ought to be called in question (much…](https://sms4smile.com/quotes/galileo-galilei/nothing-physical-which-sense-experience-sets-before-our-eyes-or-which/) [Galileo Galilei](https://sms4smile.com/quotes/author/galileo-galilei/) [Image](https://sms4smile.com/quotes/i/709/galileo-galilei-2377_bible_nothing-physical-which-sense-experience_2206285.png) ## Other authors on Demonstration - [ ![](https://sms4smile.com/quotes/wp-content/uploads/sms4s/authors/processed/b018/author-noam-chomsky-71799.jpg) Noam Chomsky 8 quotes ](https://sms4smile.com/quotes/about/demonstration/noam-chomsky/) - [Aristotle 6 quotes](https://sms4smile.com/quotes/about/demonstration/aristotle/) - [Neale Donald Walsch 5 quotes](https://sms4smile.com/quotes/about/demonstration/neale-donald-walsch/) ## 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/) ```json { "@context": "https://schema.org", "@graph": [ { "@type": "ItemList", "@id": "https://sms4smile.com/quotes/about/demonstration/galileo-galilei/#itemlist", "name": "4 Demonstration Quotes By Galileo Galilei", "numberOfItems": 4, "itemListElement": [ { "@type": "ListItem", "position": 1, "item": { "@type": "Quotation", "text": "I would beg the wise and learned fathers [of the church] to consider with all diligence the difference which exists between matters of mere opinion and matters of demonstration.", "creator": { "@type": "Person", "name": "Galileo Galilei" }, "url": "https://sms4smile.com/quotes/galileo-galilei/i-would-beg-the-wise-and-learned-fathers-of-the-church-to-consider/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/50e/galileo-galilei-2377_church_i-would-beg-the-wise-and-learned-fathers_652176.png", "contentUrl": "https://sms4smile.com/quotes/i/50e/galileo-galilei-2377_church_i-would-beg-the-wise-and-learned-fathers_652176.png", "url": "https://sms4smile.com/quotes/i/50e/galileo-galilei-2377_church_i-would-beg-the-wise-and-learned-fathers_652176.png", "width": 1080, "height": 1080, "caption": "“I would beg the wise and learned fathers [of the church] to consider with all diligence the difference which…” — Galileo Galilei", "creditText": "SMS4Smile Quotes", "creator": { "@id": "https://sms4smile.com/quotes/#organization" } } } }, { "@type": "ListItem", "position": 2, "item": { "@type": "Quotation", "text": "I would beg the wise and learned fathers (of the church) to consider with all diligence the difference which exists between matters of mere opinion and matters of demonstration. ... [I]t is not in the power of professors of the demonstrative sciences to alter their opinions at will, so as to be now of one way of thinking and now of another. ... 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Your dear friend and servant Galileo has been for the last month hopelessly blind; so that this heaven, this earth, this universe, which I by my marvelous discoveries and clear demonstrations had enlarged a hundred thousand times beyond the belief of the wise men of bygone ages, henceforward for me is shrunk into such a small space as is filled by my own bodily sensations.", "creator": { "@type": "Person", "name": "Galileo Galilei" }, "url": "https://sms4smile.com/quotes/galileo-galilei/alas-your-dear-friend-and-servant-galileo-has-been-for-the-last-month/", "image": { "@type": "ImageObject", "@id": "https://sms4smile.com/quotes/i/810/galileo-galilei-2377_age_alas-your-dear-friend-and-servant-galile_1931416.png", "contentUrl": "https://sms4smile.com/quotes/i/810/galileo-galilei-2377_age_alas-your-dear-friend-and-servant-galile_1931416.png", "url": "https://sms4smile.com/quotes/i/810/galileo-galilei-2377_age_alas-your-dear-friend-and-servant-galile_1931416.png", "width": 1080, "height": 1080, "caption": "“Alas! 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