To derive two or three general Principles of Motion from Phænomena, and afterwards to tell us how the Properties and Actions of… — Isaac Newton Copy Share Image
The Synthesis consists in assuming the Causes discovered and established as Principles, and by them explaining the Phænomena proceeding from them, and… — Isaac Newton Copy Share Image
The qualities of bodies, which admit neither intension nor remission of degrees, and which are found to belong to fill bodies within… — Isaac Newton Copy Share Image
He that in ye mine of knowledge deepest diggeth, hath, like every other miner, ye least breathing time, and must sometimes at… — Isaac Newton Copy Share Image
Against filling the Heavens with fluid Mediums, unless they be exceeding rare, a great Objection arises from the regular and very lasting… — Isaac Newton Copy Share Image
By such deductions the law of gravitation is rendered probable, that every particle attracts every other particle with a force which varies… — Isaac Newton Copy Share Image
My Design in this Book is not to explain the Properties of Light by Hypotheses, but to propose and prove them by… — Isaac Newton Copy Share Image
We are not to consider the world as the body of God: he is an uniform being, void of organs, members, or… — Isaac Newton Copy Share Image
Are not all Hypotheses erroneous, in which Light is supposed to consist in Pression or Motion, propagated through a fluid Medium? For… — Isaac Newton Copy Share Image
Absolute, true, and mathematical time, in and of itself and of its own nature, without reference to anything external, flows uniformly and… — Isaac Newton Copy Share Image
Do not great Bodies conserve their heat the longest, their parts heating one another, and may not great dense and fix'd Bodies,… — Isaac Newton Copy Share Image
You ask me how, with so much study, I manage to retene my health. ... Morpheous is my last companion ; without… — Isaac Newton Copy Share Image
Our present work sets forth mathematical principles of philosophy. For the basic problem of philosophy seems to be to discover the forces… — Isaac Newton Copy Share Image
As in Mathematicks, so in Natural Philosophy, the Investigation of difficult Things by the Method of Analysis, ought ever to precede the… — Isaac Newton Copy Share Image
“God without dominion, providence, and final causes, is nothing else but Fate and Nature. Blind metaphysical necessity, which is certainly the same… — Isaac Newton Copy Share Image
This Excellent Mathematician having given us, in the Transactions of February last, an account of the cause, which induced him to think… — Isaac Newton Copy Share Image
To any action there is always an opposite and equal reaction; in other words, the actions of two bodies upon each other… — Isaac Newton Copy Share Image
We are certainly not to relinquish the evidence of experiments for the sake of dreams and vain fictions of our own devising;… — Isaac Newton Copy Share Image
Do not Bodies and Light act mutually upon one another; that is to say, Bodies upon Light in emitting, reflecting, refracting and… — Isaac Newton Copy Share Image
Is not Fire a Body heated so hot as to emit Light copiously? For what else is a red hot Iron than… — Isaac Newton Copy Share Image
I see I have made myself a slave to Philosophy, but if I get free of Mr. Linus's business I will resolutely… — Isaac Newton Copy Share Image
Thus far I have explained the phenomena of the heavens and of our sea by the force of gravity, but I have… — Isaac Newton Copy Share Image
It seems probable to me that God, in the beginning, formed matter in solid, massy, hard, impenetrable, moveable particles, of such sizes… — Isaac Newton Copy Share Image
[1.] And first I suppose that there is diffused through all places an aethereal substance capable of contraction & dilatation, strongly elastick,… — Isaac Newton Copy Share Image
Thus you may multiply each stone 4 times & no more for they will then become oyles shining in ye dark and… — Isaac Newton Copy Share Image
The best and safest way of philosophising seems to be, first to enquire diligently into the properties of things, and to establish… — Isaac Newton Copy Share Image
The same law takes place in a system, consisting of many bodies, as in one single body, with regard to their persevering in their… — Isaac Newton Copy Share Image
I have been much amused at ye singular phenomena resulting from bringing of a needle into contact with a piece of amber or resin… — Isaac Newton Copy Share Image
I keep the subject of my inquiry constantly before me, and wait till the first dawning opens gradually, by little and little, into a… — Isaac Newton Copy Share Image
Philosophy is such an impertinently litigious lady that a man had as good be engaged in lawsuits as have to do with her. — Isaac Newton Copy Share Image
Do not Bodies act upon Light at a distance, and by their action bend its Rays; and is not this action (caeteris paribus) [all… — Isaac Newton Copy Share Image
God in the beginning formed matter in solid, massy, hard, impenetrable, movable particles, of such sizes and figures, and with such other properties, and… — Isaac Newton Copy Share Image
I am ashamed to tell you to how many figures I carried these calculations [of Pi], having no other business at the time — Isaac Newton Copy Share Image
Blind metaphysical necessity, which is certainly the same always and every where, could produce no variety of things. All that diversity of natural things… — Isaac Newton Copy Share Image
You sometimes speak of gravity as essential and inherent to matter. Pray do not ascribe that notion to me, for the cause of gravity… — Isaac Newton Copy Share Image
![“[1.] And first I suppose that there is diffused through all places an aethereal substance capable of contraction & dilatation, strongly elastick, & in a word, much like air in all respects, but far more subtile. 2. I suppose this aether pervades all gross bodies, but yet so as to stand rarer in…” quote by Isaac Newton](https://sms4smile.com/quotes/img-quotes/11c/isaac-newton-1226_air_1-and-first-i-suppose-that-there-is-diff_2720566.jpg)
![“The best and safest way of philosophising seems to be, first to enquire diligently into the properties of things, and to establish those properties by experiences [experiments] and then to proceed slowly to hypotheses for the explanation of them. For hypotheses should be employed only in…” quote by Isaac Newton](https://sms4smile.com/quotes/img-quotes/943/isaac-newton-1226_employed_the-best-and-safest-way-of-philosophisin_2816749.jpg)
![“Do not Bodies act upon Light at a distance, and by their action bend its Rays; and is not this action (caeteris paribus) [all else being equal] strongest at the least distance?” quote by Isaac Newton](https://sms4smile.com/quotes/img-quotes/f9c/isaac-newton-1226_action_do-not-bodies-act-upon-light-at-a-distan_90238.jpg)
![“I am ashamed to tell you to how many figures I carried these calculations [of Pi], having no other business at the time” quote by Isaac Newton](https://sms4smile.com/quotes/img-quotes/93f/isaac-newton-1226_ashamed_i-am-ashamed-to-tell-you-to-how-many-fig_106544.jpg)
