164 The consequences of the

on the first moved part; or rather (since themotion is communicated through a series ofinert organs, which by re-aStion consumemuch of the first a 6 iion y N° 3 and 14.) thatmuch greater force is first impressed, than isultimately exerted on the thing to be moved.For it is moved immediately by somethingthat doth not communicate all the motion itreceives, and that by another things &c. un-til we come to the thing first moved. Butthis first moved part ( animal spirits , or site-cm nerveus, or give it what other name weplease) though it is absolutely certain thatit must be matter, since, by the terms, it isa thing moved (h) and, by supposition, movesother matter by material impression j mustyet be very subtil matter, and in a very smallquantity, otherwise its nature, properties,

fib) ghiia oinnes musculi , paucis exceptis, non agunt vrtali motu, nisi quando volumus , & imperio voluntatis acerebra, ques.eji regia (mimessensitives ; non transmittingper alias vias , quam per nervos , ut omnes fatentur , ^evidentijjimœ experientia evincunt • cumque prœterect re 'jetfa fit aStio incorporeæ fiaeultatis, its fipirituuin aWarum ; ergo necejje ejl ut aliqua subjlantia corporea, t esnervos ad musculos tra>ismittatur, vel commotio ab edmunicetur , ques postit validijsmam injiationem i£tu Q ciiejficere. Borell, de mot. animal, Part. 2. Prop. 22. ,