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
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
Absolute, true and mathematical time, of itself, and from its own nature flows equably without relation to anything external. — Isaac Newton Copy Share Image
...from the same principles, I now demonstrate the frame of the System of the World. — Isaac Newton Copy Share Image
I do not define time, space, place, and motion, as being well known to all. Only I must observe, that the common… — Isaac Newton Copy Share Image
His epitaph: Who, by vigor of mind almost divine, the motions and figures of the planets, the paths of comets, and the… — 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
I have presented principles of philosophy that are not, however, philosophical but strictly mathematical-that is, those on which the study of philosophy… — Isaac Newton Copy Share Image
The description of right lines and circles, upon which geometry is founded, belongs to mechanics. Geometry does not teach us to draw… — 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
The latest authors, like the most ancient, strove to subordinate the phenomena of nature to the laws of mathematics. — 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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