Wilkins, John, A discovery of a new world : or a discourse tending to prove, that 'tis probable there may be another Habitable World in the Moon ; with a discourse concerning the Probability of a Passage thither; unto which is added, a discourse concerning a New Planet, tending to prove, that 'tis probable our earth is one of the Planets

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        <div xml:id="echoid-div296" type="section" level="1" n="63">
            <s xml:id="echoid-s4393" xml:space="preserve">
              <pb o="114" file="0294" n="294" rhead="That the Earth may be a Planet."/>
            be no impediment to the Act of ſeeing, but
            it would be all one with the reſt; </s>
            <s xml:id="echoid-s4394" xml:space="preserve">becauſe
            by this means, they are not ſevered from
            one another; </s>
            <s xml:id="echoid-s4395" xml:space="preserve">and therefore the ſpecies are
            not diſturbed. </s>
            <s xml:id="echoid-s4396" xml:space="preserve">’Tis an excellent ſaying of
            Gallilæus, and may ſerve for the
              <note symbol="*" position="left" xlink:label="note-0294-01" xlink:href="note-0294-01a" xml:space="preserve">Syſt.
              Colloq. 2.</note>
            on of many ſuch Doubts as theſe; </s>
            <s xml:id="echoid-s4397" xml:space="preserve">Motus
            eatenus tanquàm motus operatur, quatenus rela-
            tionem habet ad eas res quæ ipſo deſtituuntur; </s>
            <s xml:id="echoid-s4398" xml:space="preserve">in
            iis verò rebus, quæ totæ æqualiter de eo partici-
            pant, nibil operatur, & </s>
            <s xml:id="echoid-s4399" xml:space="preserve">ita ſe habet ac ſi nul-
            lus eſſet. </s>
            <s xml:id="echoid-s4400" xml:space="preserve">If a Man be within ſome Room of
            a Ship, he may read altogether as eaſily
            when the Ship moves, as when it ſtands
            <s xml:id="echoid-s4401" xml:space="preserve"/>
            <s xml:id="echoid-s4402" xml:space="preserve">4. </s>
            <s xml:id="echoid-s4403" xml:space="preserve">Another Argument againſt this circular
            motion of the Earth, is grounded upon that
            common Principle amongſt the Ariſtotelians;
            <s xml:id="echoid-s4404" xml:space="preserve">Vnius corporis ſimplicis unus tantùm eſt motus: </s>
            <s xml:id="echoid-s4405" xml:space="preserve">
            One kind of Body, has but one kind of Mo-
            tion. </s>
            <s xml:id="echoid-s4406" xml:space="preserve">But now, the Earth and Water hath
            a motion of deſcent: </s>
            <s xml:id="echoid-s4407" xml:space="preserve">the Air, a motion of
            aſcent; </s>
            <s xml:id="echoid-s4408" xml:space="preserve">and therefore none of them can
            have any circular motion natural unto
            <s xml:id="echoid-s4409" xml:space="preserve"/>
            <s xml:id="echoid-s4410" xml:space="preserve">I anſwer: </s>
            <s xml:id="echoid-s4411" xml:space="preserve">Firſt, Theſe right Motions of
            Elementary Bodies, belong only to the parts
            of them, and that too when they are out of
            their proper places; </s>
            <s xml:id="echoid-s4412" xml:space="preserve">ſo that the whole to
            which they belong, may, notwithſtanding
            this, have another Motion of its own. </s>
            <s xml:id="echoid-s4413" xml:space="preserve">But,
            ſecondly, this ſaying which Ariſtotle calls a
            Principle, will not conſiſt with other evi-
            dent Experiments of Nature. </s>
            <s xml:id="echoid-s4414" xml:space="preserve">Thus, </s>