What is there in places empty of matter? and Whence is it that the sun and planets gravitate toward one another without… — Isaac Newton Copy Share Image
The moon gravitates towards the earth and by the force of gravity is continually drawn off from a rectilinear motion and retained… — Isaac Newton Copy Share Image
All material Things seem to have been composed of the hard and solid Particles ... variously associated with the first Creation by… — Isaac Newton Copy Share Image
Our design, not respecting arts, but philosophy, and our subject, not manual, but natural powers, we consider chiefly those things which relate… — Isaac Newton Copy Share Image
The seed of a tree has the nature of a branch or twig or bud. It is a part of the tree,… — Isaac Newton Copy Share Image
Absolute space, in its own nature, without regard to anything external, remains always similar and immovable. Relative space is some movable dimension… — Isaac Newton Copy Share Image
God is able to create particles of matter of several sizes and figures and perhaps of different densities and forces, and thereby… — 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
Now the smallest Particles of Matter may cohere by the strongest Attractions, and compose bigger Particles of weaker Virture.... There are therefore… — Isaac Newton Copy Share Image
This principle of nature being very remote from the conceptions of Philosophers, I forbore to describe it in that book, least I… — 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
We are to admit no more causes of natural things than such as are both true and sufficient to explain their appearances. — Isaac Newton Copy Share Image
The changing of Bodies into Light, and Light into Bodies, is very conformable to the Course of Nature, which seems delighted with… — Isaac Newton Copy Share Image
I do not think that this [the universe] can be explained only by natural causes, and are forced to impute to the… — Isaac Newton Copy Share Image
Qu. 31. Have not the small Particles of Bodies certain Powers, Virtues or Forces, by which they act at a distance, not… — Isaac Newton Copy Share Image
Are not gross bodies and light convertible into one another; and may not bodies receive much of their activity from the particles… — Isaac Newton Copy Share Image
It is reasonable that forces directed toward bodies depend on the nature and the quantity of matter of such bodies, as happens… — 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
. . . Newton was an unquestioning believer in an all-wise creator of the universe, and in his own inability - like… — Isaac Newton Copy Share Image
Therefore, the causes assigned to natural effects of the same kind must be, so far as possible, the same. — Isaac Newton Copy Share Image
To explain all nature is too difficult a task for any one man or even for any one age. 'Tis much better… — Isaac Newton Copy Share Image
Nature does nothing in vain when less will serve; for Nature is pleased with simplicity and affects not the pomp of superfluous… — Isaac Newton Copy Share Image
To explain all nature is too difficult a task for any one man or even for any one age. Tis much better… — 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
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