Salusbury, Thomas, Mathematical collections and translations (Tome I), 1667

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            <p type="main">
              <s>
                <pb xlink:href="040/01/049.jpg" pagenum="33"/>
              principle of the Elements. </s>
              <s>Which is manifeſt, for that if I aske
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              the
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              Peripatetick,
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              if, being of opinion that Cœleſtial bodies are
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              incorruptibe and eternal, he believeth that the Terreſtial Globe
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              is not ſo, but corruptible and mortal, ſo that there ſhall come a
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              time, when the Sun and Moon and other Stars, continuing their
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              beings and operations, the Earth ſhall not be found in the
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              World, but ſhall with the reſt of the Elements be deſtroyed
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              and annihilated, I am certain that he would anſwer me, no:
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                <arrow.to.target n="marg97"/>
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              therefore generation and corruption is in the parts and not in the
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              whole; and in the parts very ſmall and ſuperficial, which are,
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              as it were, incenſible in compariſon of the whole maſſe. </s>
              <s>And
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              becauſe
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              Ariſtotle
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              deduceth generation and corruption from the
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              contrariety of ſtreight motions, let us remit ſuch motions to the
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              parts, which onely change and decay, and to the whole Globe
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              and Sphere of the Elements, let us aſcribe either the circular
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              tion, or a perpetual conſiſtance in its proper place: the only
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              affections apt for perpetuation, and maintaining of perfect order.
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              </s>
              <s>This which is ſpoken of the Earth, may be ſaid with the ſame
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              reaſon of Fire, and of the greateſt part of the Air; to which
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                <arrow.to.target n="marg98"/>
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              Elements, the
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              Peripateticks
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              are forced to aſcribe for intrinſical
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              and natural, a motion wherewith they were never yet moved,
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              nor never ſhall be; and to call that motion preternatural to them,
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              wherewith, if they move at all, they do and ever ſhall move.
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              </s>
              <s>This I ſay, becauſe they aſſign to the Air aud Fire the motion
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              upwards, wherewith thoſe Elements were never moved, but
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              only ſome parts of them, and thoſe were ſo moved onely in
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              der to the recovery of their perfect conſtitution, when they were
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              out of their natural places; and on the contrary they call the
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              circular motion preternatural to them, though they are thereby
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              inceſſantly moved: forgeting, as it ſeemeth, what
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              Ariſtotle
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              oft
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              culcateth, that nothing violent can be permanent.</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg94"/>
              Ariſt.
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              &
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              Ptolomey
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                <emph type="italics"/>
              make the
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              strial Globe
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              veable.
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              </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg95"/>
                <emph type="italics"/>
              It is better to ſay,
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              that the
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              al Globe naturally
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              resteth, than that
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              it moveth directly
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              downwards.
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              </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg96"/>
              *The word is,
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              all'
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              ingiù,
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              which the
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              Latine verſion
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              dreth
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              ſurſùm,
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              which is quite
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              trary to the
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              thors ſenſe.</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg97"/>
                <emph type="italics"/>
              Right Motion
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              with more reaſon
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              attributed to the
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              parts, than to the
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              whole Elements.
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              </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg98"/>
                <emph type="italics"/>
              The Peripateticks
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              improperly aſſign
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              thoſe motious to
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              the Elements for
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              Natural, with
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              which they never
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              were moved, and
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              thoſe for
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              natural with which
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              they alwayes are
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              moved.
                <emph.end type="italics"/>
              </s>
            </p>
            <p type="main">
              <s>SIMPL. </s>
              <s>To all theſe we have very pertinent anſwers, which
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                <arrow.to.target n="marg99"/>
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              I for this time omit, that we may come to the more particular
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              reaſons, and ſenſible experiments, which ought in concluſion to
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              be oppoſed, as
                <emph type="italics"/>
              Ariſtotle
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              ſaitn well, to whatever humane reaſon
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              can preſent us with.</s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg99"/>
                <emph type="italics"/>
              Senſible
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              ments to be
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              red to humane
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              Arguments.
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              </s>
            </p>
            <p type="main">
              <s>SAGR. </s>
              <s>What hath been ſpoken hitherto, ſerves to clear up
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              unto us which of the two general diſcourſes carrieth with it moſt
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              of probability, I mean that of
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              Ariſtotle,
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              which would perſwade
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              us, that the ſublunary bodies are by nature generable, and
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              ptible,
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              &c.
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              and therefore moſt different from the eſſence of
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              leftial bodies, which are impaſſible, ingenerable, incorruptible,
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                <emph type="italics"/>
              &c.
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              drawn from the diverſity of ſimple motions; or elſe this of
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                <emph type="italics"/>
              Salviatus,
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              who ſuppoſing the integral parts of the World to be
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              diſpoſed in a perfect conſtitution, excludes by neceſſary </s>
            </p>
          </chap>
        </body>
      </text>
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