Galilei, Galileo, The systems of the world, 1661
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              <s>
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              holdeth faſt ſuch a multitude of Stars, which without ever
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              ing fite among themſelves, are with ſo much concord carried
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              bout, with ſo great diſparity of motions. </s>
              <s>Or elſe, ſuppoſing the
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              Heavens to be fluid, as we are with more reaſon to believe, ſo
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              as that every Star wandereth to and fro in it, by wayes of its
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              own, what rules ſhall regulate their motions, and to what
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              poſe, ſo, as that being beheld from the Earth, they appear as if
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              they were made by one onely Sphere? </s>
              <s>It is my opinion, that they
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              might ſo much more eaſily do that, and in a more commodious
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              manner, by being conſtituted immoveable, than by being made
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              errant, by how much more facile it is to number the quarries in the
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              Pavement of a
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              Piazza,
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              than the rout of boyes which run up and
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              down upon them. </s>
              <s>And laſtly, which is the ſeventh inſtance, if
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              we atribute the Diurnal Motion to the higheſt Heaven, it muſt be
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              conſtituted of ſuch a force and efficacy, as to carry along with
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              it the innumerable multitude of fixed Stars, Bodies all of vaſt
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              magnitude, and far bigger than the Earth; and moreover all the
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              Spheres of the Planets; notwithſtanding that both theſe and thoſe
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              of their own nature move the contrary way. </s>
              <s>And beſides all this,
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              it muſt be granted, that alſo the Element of Fire, and the
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              er part of the Air, are likewiſe forcibly hurried along with the
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              reſt, and that the ſole little Globe of the Earth pertinaciouſly
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              ſtands ſtill, and unmoved againſt ſuch an impulſe; a thing, which
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              in my thinking, is very difficult; nor can I ſee how the Earth, a
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              pendent body, and equilibrated upon its centre, expoſed
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              ferently to either motion or reſt, and environed with a liquid
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              bient,
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              ſhould not yield alſo as the reſt, and be carried about.
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              </s>
              <s>But we find none of theſe obſtacles in making the Earth to move;
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              a ſmall body, and inſenſible, compared to the Univerſe, and
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              therefore unable to offer it any violence.</s>
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            <p type="margin">
              <s>
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              A third
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              mation of the ſame
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              Doctrine.
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            <p type="margin">
              <s>
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              The greater Orbs
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              make their
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              ſions in greater
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              times.
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              </s>
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            <p type="margin">
              <s>
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              The times of the
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              Medicean
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              Planets
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              converſions.
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              </s>
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            <p type="margin">
              <s>
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              The motion of
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              24
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              hours aſcribed
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              to the higheſt
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              Sphere diſorders
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              the period of the
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              inferiour.
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              </s>
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            <p type="margin">
              <s>
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              The fourth
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              firmation.
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              </s>
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            <p type="margin">
              <s>
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              Great diſparity
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              amongſt the
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              ons of the
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              lar fixed ſtars, if
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              their Sphere be
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              moveable.
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              </s>
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            <p type="margin">
              <s>
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              The fifth
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              firmation.
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              </s>
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            <p type="margin">
              <s>
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              The motions of
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              the fixed ſtars
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              would accelerate
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              and grow ſlow in
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              divers times, if the
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              ſtarry Sphere were
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              moueable.
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              </s>
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            <p type="margin">
              <s>
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              The ſixth
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              firmatiox.
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              </s>
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            <p type="margin">
              <s>
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              The Seventh
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              firmation.
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              </s>
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            <p type="margin">
              <s>
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              The Earth a
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              pendent Body, and
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              equilibrated in a
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              fluid
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              Medium
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              ſeems unable to
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              reſiſt the rapture
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              of the Diurnal
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              Motion.
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              </s>
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              <s>SAGR. </s>
              <s>I find my fancy diſturbed with certain conjectures ſo
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              fuſedly ſprung from your later diſcourſes; that, if I would be
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              bled to apply my ſelf with atention to what followeth, I muſt of
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              ceſſity attempt whether I can better methodize them, and gather
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              thence their true conſtruction, if haply any can be made of them;
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              and peradventure, the proceeding by interrogations may help me
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              the more eaſily to expreſſe my ſelf. </s>
              <s>Therefore I demand firſt of
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              plicius,
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              whether he believeth, that divers motions may
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              ly agree to one and the ſame moveable body, or elſe that it be
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              requiſite its natural and proper motion be onely one.</s>
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              <s>SIMPL. </s>
              <s>To one ſingle moveable, there can naturally agree
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              but one ſole motion, and no more; the reſt all happen
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              tally and by participation; like as to him that walketh upon the
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              Deck of a Ship, his proper motion is that of his walk, his motion
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              by participation that which carrieth him to his Port, whither he </s>
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