---
title: "15 Causes Quotes By Isaac Newton"
description: "15 Causes quotes by Isaac Newton. Plus more from Isaac Newton and more Causes sayings from other authors."
image: "https://sms4smile.com/quotes/i/678/isaac-newton-1226_causes_nature-does-nothing-in-vain-when-less-wi_2589756.jpg"
---

> [Nature does nothing in vain when less will serve; for Nature is pleased with simplicity and affects not the pomp of superfluous…](https://sms4smile.com/quotes/isaac-newton/nature-does-nothing-in-vain-when-less-will-serve-for-nature-is/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

[Image](https://sms4smile.com/quotes/i/678/isaac-newton-1226_causes_nature-does-nothing-in-vain-when-less-wi_2589756.jpg)

> [ I do not think that this \[the universe\] can be explained only by natural causes, and are forced to impute to the… ](https://sms4smile.com/quotes/isaac-newton/i-do-not-think-that-this-the-universe-can-be-explained-only-by/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

[Image](https://sms4smile.com/quotes/i/0cc/isaac-newton-1226_causes_i-do-not-think-that-this-the-universe-ca_1675478.jpg)

> [Therefore to the same natural effects we must, as far as possible, assign the same causes.](https://sms4smile.com/quotes/isaac-newton/therefore-to-the-same-natural-effects-we-must-as-far-as-possible/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

[Image](https://sms4smile.com/quotes/i/24b/isaac-newton-1226_causes_therefore-to-the-same-natural-effects-we_158267.jpg)

> [Therefore, the causes assigned to natural effects of the same kind must be, so far as possible, the same.](https://sms4smile.com/quotes/isaac-newton/therefore-the-causes-assigned-to-natural-effects-of-the-same-kind/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

[Image](https://sms4smile.com/quotes/i/fd8/isaac-newton-1226_causes_therefore-the-causes-assigned-to-natural_2162340.jpg)

> [Pictures, propagated by motion along the fibers of the optic nerves in the brain, are the cause of vision.](https://sms4smile.com/quotes/isaac-newton/pictures-propagated-by-motion-along-the-fibers-of-the-optic-nerves-in/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

[Image](https://sms4smile.com/quotes/i/6dc/isaac-newton-1226_brain_pictures-propagated-by-motion-along-the_1110712.jpg)

> [We are to admit no more causes of natural things than such as are both true and sufficient to explain their appearances.](https://sms4smile.com/quotes/isaac-newton/we-are-to-admit-no-more-causes-of-natural-things-than-such-as-are/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

[Image](https://sms4smile.com/quotes/i/73b/isaac-newton-1226_causes_we-are-to-admit-no-more-causes-of-natura_1319671.jpg)

> [The Synthesis consists in assuming the Causes discovered and established as Principles, and by them explaining the Phænomena proceeding from them, and…](https://sms4smile.com/quotes/isaac-newton/the-synthesis-consists-in-assuming-the-causes-discovered-and/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

[Image](https://sms4smile.com/quotes/i/4ba/isaac-newton-1226_assuming_the-synthesis-consists-in-assuming-the-c_442697.jpg)

> [You sometimes speak of gravity as essential and inherent to matter. Pray do not ascribe that notion to me, for the cause…](https://sms4smile.com/quotes/isaac-newton/you-sometimes-speak-of-gravity-as-essential-and-inherent-to-matter/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

[Image](https://sms4smile.com/quotes/i/913/isaac-newton-1226_causes_you-sometimes-speak-of-gravity-as-essent_130573.jpg)

> [Ax: 100 Every thing doth naturally persevere in yt state in wch it is unlesse it bee interrupted by some externall cause,…](https://sms4smile.com/quotes/isaac-newton/ax-100-every-thing-doth-naturally-persevere-in-yt-state-in-wch-it-is/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

[Image](https://sms4smile.com/quotes/i/b45/isaac-newton-1226_bees_ax-100-every-thing-doth-naturally-persev_2409067.jpg)

> [The main Business of Natural Philosophy is to argue from Phænomena without feigning Hypotheses, and to deduce Causes from Effects till we…](https://sms4smile.com/quotes/isaac-newton/the-main-business-of-natural-philosophy-is-to-argue-from-ph-nomena/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

[Image](https://sms4smile.com/quotes/i/38e/isaac-newton-1226_arguing_the-main-business-of-natural-philosophy_657625.jpg)

> [I have not been able to discover the cause of those properties of gravity from phenomena, and I frame no hypotheses; for…](https://sms4smile.com/quotes/isaac-newton/i-have-not-been-able-to-discover-the-cause-of-those-properties-of/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

[Image](https://sms4smile.com/quotes/i/ad8/isaac-newton-1226_able_i-have-not-been-able-to-discover-the-cau_2550963.jpg)

> [It is indeed a matter of great difficulty to discover, and effectually to distinguish, the true motions of particular bodies from the…](https://sms4smile.com/quotes/isaac-newton/it-is-indeed-a-matter-of-great-difficulty-to-discover-and-effectually/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

[Image](https://sms4smile.com/quotes/i/8f9/isaac-newton-1226_argument_it-is-indeed-a-matter-of-great-difficult_595894.jpg)

> [Doth not this Æthereal Medium in passing out of Water, Glass, Crystal, and other compact and dense Bodies into empty Spaces, grow…](https://sms4smile.com/quotes/isaac-newton/doth-not-this-thereal-medium-in-passing-out-of-water-glass-crystal/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

[Image](https://sms4smile.com/quotes/i/498/isaac-newton-1226_bending_doth-not-this-thereal-medium-in-passing_2326579.jpg)

> [This Excellent Mathematician having given us, in the Transactions of February last, an account of the cause, which induced him to think…](https://sms4smile.com/quotes/isaac-newton/this-excellent-mathematician-having-given-us-in-the-transactions-of/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

[Image](https://sms4smile.com/quotes/i/2a8/isaac-newton-1226_accounts_this-excellent-mathematician-having-give_409201.jpg)

> [Thus far I have explained the phenomena of the heavens and of our sea by the force of gravity, but I have…](https://sms4smile.com/quotes/isaac-newton/thus-far-i-have-explained-the-phenomena-of-the-heavens-and-of-our-sea/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

[Image](https://sms4smile.com/quotes/i/294/isaac-newton-1226_action_thus-far-i-have-explained-the-phenomena_2164591.jpg)

## Other authors on Causes

## More by Isaac Newton

> [The same law takes place in a system, consisting of many bodies, as in one single body, with regard to their persevering in their…](https://sms4smile.com/quotes/isaac-newton/the-same-law-takes-place-in-a-system-consisting-of-many-bodies-as-in/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

> [I have been much amused at ye singular phenomena resulting from bringing of a needle into contact with a piece of amber or resin…](https://sms4smile.com/quotes/isaac-newton/i-have-been-much-amused-at-ye-singular-phenomena-resulting-from/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

> [No great discovery was ever made without a bold guess.](https://sms4smile.com/quotes/isaac-newton/no-great-discovery-was-ever-made-without-a-bold-guess/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

> [I keep the subject of my inquiry constantly before me, and wait till the first dawning opens gradually, by little and little, into a…](https://sms4smile.com/quotes/isaac-newton/i-keep-the-subject-of-my-inquiry-constantly-before-me-and-wait-till/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

> [Philosophy is such an impertinently litigious lady that a man had as good be engaged in lawsuits as have to do with her.](https://sms4smile.com/quotes/isaac-newton/philosophy-is-such-an-impertinently-litigious-lady-that-a-man-had-as/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

> [Do not Bodies act upon Light at a distance, and by their action bend its Rays; and is not this action (caeteris paribus) \[all…](https://sms4smile.com/quotes/isaac-newton/do-not-bodies-act-upon-light-at-a-distance-and-by-their-action-bend/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

> [God in the beginning formed matter in solid, massy, hard, impenetrable, movable particles, of such sizes and figures, and with such other properties, and…](https://sms4smile.com/quotes/isaac-newton/god-in-the-beginning-formed-matter-in-solid-massy-hard-impenetrable/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

> [ I am ashamed to tell you to how many figures I carried these calculations \[of Pi\], having no other business at the time ](https://sms4smile.com/quotes/isaac-newton/i-am-ashamed-to-tell-you-to-how-many-figures-i-carried-these/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

> [Hypotheses non fingo. I frame no hypotheses.](https://sms4smile.com/quotes/isaac-newton/hypotheses-non-fingo-i-frame-no-hypotheses/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

> [The Ignis Fatuus is a vapor shining without heat.](https://sms4smile.com/quotes/isaac-newton/the-ignis-fatuus-is-a-vapor-shining-without-heat/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

> [Blind metaphysical necessity, which is certainly the same always and every where, could produce no variety of things. All that diversity of natural things…](https://sms4smile.com/quotes/isaac-newton/blind-metaphysical-necessity-which-is-certainly-the-same-always-and/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

> [You sometimes speak of gravity as essential and inherent to matter. Pray do not ascribe that notion to me, for the cause of gravity…](https://sms4smile.com/quotes/isaac-newton/you-sometimes-speak-of-gravity-as-essential-and-inherent-to-matter/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

> [There are more sure marks of authenticity in the Bible than in any profane history.](https://sms4smile.com/quotes/isaac-newton/there-are-more-sure-marks-of-authenticity-in-the-bible-than-in-any/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

> [Therefore to the same natural effects we must, as far as possible, assign the same causes.](https://sms4smile.com/quotes/isaac-newton/therefore-to-the-same-natural-effects-we-must-as-far-as-possible/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

> [In scripture we are told of some trusting in God and others trusting in idols, and that God is our refuge, our strength, our…](https://sms4smile.com/quotes/isaac-newton/in-scripture-we-are-told-of-some-trusting-in-god-and-others-trusting/)

[Isaac Newton](https://sms4smile.com/quotes/author/isaac-newton/)

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                        "text": "Ax: 100 Every thing doth naturally persevere in yt state in wch it is unlesse it bee interrupted by some externall cause, hence... [a] body once moved will always keepe ye same celerity, quantity & determination of its motion.",
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                        "text": "The main Business of Natural Philosophy is to argue from Phænomena without feigning Hypotheses, and to deduce Causes from Effects till we come to the very first Cause, which certainly is not mechanical; and not only to unfold the Mechanism of the World, but chiefly to resolve these, and to such like Questions.",
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                        "text": "I have not been able to discover the cause of those properties of gravity from phenomena, and I frame no hypotheses; for whatever is not deduced from the phenomena is to be called a hypothesis, and hypotheses, whether metaphysical or physical, whether of occult qualities or mechanical, have no place in experimental philosophy.",
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                        "text": "It is indeed a matter of great difficulty to discover, and effectually to distinguish, the true motions of particular bodies from the apparent; because the parts of that immovable space, in which those motions are performed, do by no means come under the observation of our senses. Yet the thing is not altogether desperate; for we have some arguments to guide us, partly from the apparent motions, which are the differences of the true motions; partly from the forces, which are the causes and effects of the true motions.",
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                        "text": "Doth not this Æthereal Medium in passing out of Water, Glass, Crystal, and other compact and dense Bodies into empty Spaces, grow denser and denser by degrees, and by that means refract the Rays of Light not in a point, but by bending them gradually in curve Lines? And doth not the gradual condensation of this Medium extend to some distance from the Bodies, and thereby cause the Inflexions of the Rays of Light, which pass by the edges of dense Bodies, at some distance from the Bodies?",
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                        "text": "This Excellent Mathematician having given us, in the Transactions of February last, an account of the cause, which induced him to think upon Reflecting Telescopes, instead of Refracting ones, hath thereupon presented the curious world with an Essay of what may be performed by such Telescopes; by which it is found, that Telescopical Tubes may be considerably shortened without prejudice to their magnifiying effect. On his invention of the catadioptrical telescope, as he communicated to the Royal Society.",
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                        "text": "Thus far I have explained the phenomena of the heavens and of our sea by the force of gravity, but I have not yet assigned a cause to gravity. Indeed, this force arises from some cause that penetrates as far as the centers of the sun and planets without any diminution of its power to act, and that acts not in proportion to the quantity of the surfaces of the particles on which it acts (as mechanical causes are wont to do) but in proportion to the quantity of solid matter, and whose action is extended everywhere to immense distances, always decreasing as the squares of the distances.",
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