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
Ax: 100 Every thing doth naturally persevere in yt state in wch it is unlesse it bee interrupted by some externall cause,… — Isaac Newton Copy Share Image
No being exists or can exist which is not related to space in some way. God is everywhere, created minds are somewhere,… — Isaac Newton Copy Share Image
God who gave Animals self motion beyond our understanding is without doubt able to implant other principles of motion in bodies [which]… — 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 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
Definition of inertia: 'The vis insita, or innate force of matter, is a power of resisting by which every body, as much… — Isaac Newton Copy Share Image
As Attraction is stronger in small Magnets than in great ones in proportion to their Bulk, and Gravity is greater in the… — Isaac Newton Copy Share Image
From what has been said it is also evident, that the Whiteness of the Sun's Light is compounded all the Colours wherewith… — Isaac Newton Copy Share Image
Do not the Rays of Light which fall upon Bodies, and are reflected or refracted, begin to bend before they arrive at… — 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