An Essay Concerning Humane Understanding, fol. 144
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The machine reads it as
- Our Ideas of Substances.
- Bodies atd divisible, nor vet hor cheir parrs colere, ther ranrins chac
- caule oF cotiesion, Wrhich is giren of the cohetion of the parts oF all other
- Bodies.
- 8. 24. Dut in truch the pressure of any ambient Fluid, hoW Great (oever,
- ean be nointelligible cause of The cohesion of the solid parts of Matier. For
- thousl such a pressure may hinder the avulsion ot ero polistied Super-
- fcies, one trom another in a Line perpendicular tothem, as in the Expe.
- riment ofero politred Marbles: Vet ic can never, in che least, hinder tho
- separation by a Motion, in a Line parallel to thele Superticies. Because
- che ambient Auid, havins a tull liberty to succced in cach point ot Space,
- diserted by a lateral motion, relists such a motion oF Bodies (0 joincd, no
- more, than it ould resist the motion ot thar Body, vere it on all sices
- environed by that Fluid, and touched no other BodY: Andtheretore, il
- chere vere no other caule ot cohesion, aIl parts of Bodies must be casily
- separable by such a lateral Piding motion. Forit che pressure ofche Acher
- be the adequate eause of cohetion, irhere ever that cause operates nOE,
- there can be no cohesion. And since it Cannor operate againt such a la-
- ceral separation, (as has been Mered,) cheresore in every unaginary plain,
- interlecting any mass ot Marter, there could be no more cohelion, thanot
- erro polistied Superticies; erhieh will alvars, nocwithtandivs any ima
- sinable precture of2 Fluid, casilz Aide one trom anocher: (0 thaF, per-
- haps, hor clear an Ldea soever e thinte re have oF the Fixcension
- ofBodr, ertich is nochins bur the cohesion ot solid parts, he chac Mall
- ell consider it inhris Mind, may have realon to conclude, Thac ris as
- easie For tim to have a clear Idea, hou the Soul thints, as hou Body is ex-
- tended. For lince Body is no Parther, nor otherwise extended, than by
- the union and cohesion of its solid parts, e Mall very ill comprehend
- the extension of Body, withour understanding iherein consilts the union
- and cohesion of ies parts; Which seems to me as incomprehiensible, as the
- manner of Thintins, and hor ic is pertormed.
- 6. 25. Tallon, it is usual for most People to monder, hoir aur one
- Mrould finda disficultr in Wwhat chez chink thez every day observe. Do We
- not scc, ill they be ready to Pay, the parts oF Bodies sick fumly tore.
- ther: Is there any thins more common: And wrhat doubt can there be
- made ofit: And chelike, I say, concernins Thintins, and voluntarr
- Motion: Dore nocevers moment experiment it in our lelves; and there-
- fore can it be doubted. The matrer ot tactis clear, I contels; but wten
- ere vould a little nearer look into it, and consider hor it is done, there,
- Ichink, We areat a lols, both inthe one, and theottier; and can as lictle
- understand hou the parts of Body cohere, as how ve our selves perceive,
- Or move. Ivould have ans one intellisibls explain to me, hior the
- parts of Gold, or Brals, (that but vorr in fusion vere as le ole trom onc ano-
- ther, as tho Particles oF Water, or ehe Sands ot an ITour- glals,) come in
- a terr moments to be sounited, and adhere (0 Aronely one ro another,
- thac the utmost Force otMensarms cannot separare them: a considerine
- Nan will. Ysuppose, be here at a lols, tolatistie his omn, or another Mans
- Vnderctandine
- 5. 26. Thelittle Bodies that compose that Fluid, WWe calI Water, are 10
- extreamlr lnall, that l have never heard ot anv one, Who by a Micro
- Scope, (and vet P hare heard oF lome, that hare magnihied tO FOCOO;
- naY; to much abore 10000otimes,) pretended to perceire cheir di
- Rinct Bult, Figure, Or Motion: And the Particles ofWater, are allo (0 per.
- Tectly loole one trom another, that the least torce sensibly separates them.
- Pas, il We consider iheis perpecual morion, ne mult allor rhemco have
- +C
- BOc
Cite
An Essay Concerning Humane Understanding, fol. 144. Machine transcription, not an edition: Leibniz Legible (model FoNDUE-GD_v2_ft_Leibniz, run 74). https://leibnizlegible.com/page/778263916:0160?run=74