Voltaire, Elémens de la philosophie de Neuton : mis à la portée de tout le monde

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          <pb o="73" file="0093" n="93" rhead="DE NEUTON."/>
          <p>
            <s xml:id="echoid-s980" xml:space="preserve">Quand vous aurez connu parfaitement
              <lb/>
              <note position="right" xlink:label="note-0093-01" xlink:href="note-0093-01a" xml:space="preserve">Nul rap-
                <lb/>
              port im-
                <lb/>
              médiat
                <lb/>
              entre les
                <lb/>
              règles
                <lb/>
              d’opti-
                <lb/>
              que &
                <lb/>
              nos ſen-
                <lb/>
              ſations.</note>
            tous ces angles, & </s>
            <s xml:id="echoid-s981" xml:space="preserve">toutes ces lignes Mathé-
              <lb/>
            matiques, par leſquelles on ſuit le chemin
              <lb/>
            de la lumiere juſqu’au fond de l’œil, ne
              <lb/>
            croyez pas pour cela ſavoir comment vous
              <lb/>
            appercevez les grandeurs, les diſtances, les
              <lb/>
            ſituations des choſes. </s>
            <s xml:id="echoid-s982" xml:space="preserve">Les proportions géo-
              <lb/>
            métriques de ces angles & </s>
            <s xml:id="echoid-s983" xml:space="preserve">de ces lignes ſont
              <lb/>
            juſtes, il eſt vrai; </s>
            <s xml:id="echoid-s984" xml:space="preserve">mais il n’y a pas plus de
              <lb/>
            rapport entr’elles & </s>
            <s xml:id="echoid-s985" xml:space="preserve">nos ſenſations, qu’en-
              <lb/>
            tre le ſon que nous entendons & </s>
            <s xml:id="echoid-s986" xml:space="preserve">la gran-
              <lb/>
            deur, la diſtance, la ſituation de la choſe
              <lb/>
            entendue. </s>
            <s xml:id="echoid-s987" xml:space="preserve">Par le ſon, mon oreille eſt frap-
              <lb/>
            pée; </s>
            <s xml:id="echoid-s988" xml:space="preserve">j’entends des tons & </s>
            <s xml:id="echoid-s989" xml:space="preserve">rien de plus. </s>
            <s xml:id="echoid-s990" xml:space="preserve">Par
              <lb/>
            la vûe, mon œil eſt ébranlé; </s>
            <s xml:id="echoid-s991" xml:space="preserve">je vois des
              <lb/>
            couleurs & </s>
            <s xml:id="echoid-s992" xml:space="preserve">rien de plus. </s>
            <s xml:id="echoid-s993" xml:space="preserve">Non-ſeulement
              <lb/>
            les proportions de ces angles, & </s>
            <s xml:id="echoid-s994" xml:space="preserve">de ces li-
              <lb/>
            gnes, ne peuvent en aucune maniere être
              <lb/>
            la cauſe immédiate du jugement que je for-
              <lb/>
            me des objets; </s>
            <s xml:id="echoid-s995" xml:space="preserve">mais en pluſieurs cas ces
              <lb/>
            proportions ne s’accordent point du tout
              <lb/>
            avec la façon dont nous voyons les objets.</s>
            <s xml:id="echoid-s996" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s997" xml:space="preserve">Par exemple, un homme vu à quatre pas,
              <lb/>
              <note position="right" xlink:label="note-0093-02" xlink:href="note-0093-02a" xml:space="preserve">Exem-
                <lb/>
              ple en
                <lb/>
              preuve.</note>
            & </s>
            <s xml:id="echoid-s998" xml:space="preserve">à huit pas, eſt vu de même grandeur.
              <lb/>
            </s>
            <s xml:id="echoid-s999" xml:space="preserve">Cependant l’image de cet homme, à </s>
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