Άλλες εκδόσεις - Προβολή όλων
action and reaction Affinity already antithesis appears applied apprehend assertion assume astronomy Atomic Theory atoms Axioms of Geometry belong bodies CHAPTER character chemical Chemical Affinity chemistry cloven-hoofed colour combination conceive conception connexion considered crystals depend derived Differential Calculus discovery distinct doctrine effect elements equal example existence experience express external facts faculties fluid force geometry gravity Idea of Cause idea of space inclined plane Inductive instance involve kind laws of motion manner mathematical mathematicians matter means measure mecha mechanical Mechanical Sciences mind Mineralogy mode nature necessarily necessary truths objects observation obtained particles peculiar perceive perception phenomena philosophy plane polarity portion principles produced progress properties propositions proved quantity reasoning reference remark result retina rhombohedral rience SECT seen sensations sense solid speak speculations stamens statical straight lines substance suppose syllogism symmetry Theory things thought tion true universal velocity
Σελίδα 278 - Secondly, such qualities which in truth are nothing in the objects themselves but powers to produce various sensations in us by their primary qualities, ie by the bulk, figure, texture, and motion of their insensible parts, as colours, sounds, tastes, &c.
Σελίδα 384 - Have not the small particles of bodies certain powers, virtues, or forces by which they act at a distance, not only upon the rays of light for reflecting, refracting, and inflecting them, but also upon one another for producing a great part of the phenomena of nature?
Σελίδα 429 - All these things being considered, it seems probable to me that God, in the beginning, formed matter in solid, massy, hard, impenetrable, moveable particles, of such sizes and figures, and with such other properties, and in such proportions to space, as most conduced to the end for which He formed them...
Σελίδα 429 - ... even so very hard as never to wear or break in pieces, no ordinary power being able to divide what God himself made one in the first creation.
Σελίδα 52 - Words convey the mental treasures of one period to the generations that follow ; and laden with this, their precious freight, they sail safely across gulfs of time in which empires have suffered shipwreck, and the languages of common life have sunk into oblivion.
Σελίδα 19 - Parallelograms upon the same base and between the same parallels, are equal to one another.
Σελίδα 429 - While the particles continue entire, they may compose bodies of one and the same nature and texture in all ages: but should they wear away, or break in pieces, the nature of things, depending on them, would be changed.
Σελίδα 278 - Qualities thus considered in bodies are, first, such as are utterly inseparable from the body, in what estate soever it be ; such as in all the alterations and changes it suffers, all the force can be used upon it, it constantly keeps; and such as sense constantly finds in every particle of matter which has bulk enough to be perceived, and the mind finds inseparable from every particle of matter, though less than to make itself singly be perceived by our senses...
Σελίδα 42 - knows that there is a mask of theory over the whole face of " nature, if it be theory to infer more than we see. But other •' men, unaware of this masquerade, hold it to be a fact that " they see cubes and spheres, spacious apartments and winding " avenues. And these things are facts to them, because they " are unconscious of the mental operation by which they have " penetrated nature's disguise2".