Casati, Paolo, De igne dissertationes physicae, 1686

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            <s xml:id="echoid-s3638" xml:space="preserve">
              <pb o="119" file="0131" n="131" rhead="De Calore."/>
            cap. </s>
            <s xml:id="echoid-s3639" xml:space="preserve">5. </s>
            <s xml:id="echoid-s3640" xml:space="preserve">habetur, *Qui ab arte ad opus adhibetur ignis, ipſius ope-*
              <lb/>
            *ris pars non eſt; </s>
            <s xml:id="echoid-s3641" xml:space="preserve">at qui in naturâ habetur calor, diffuſus per ip-*
              <lb/>
            *ſum opus eſt, atque vnâ cum cœteris ſubſtantiam eius explet: </s>
            <s xml:id="echoid-s3642" xml:space="preserve">Et*
              <lb/>
            *nulla in hoc difficultas eſt. </s>
            <s xml:id="echoid-s3643" xml:space="preserve">proximè autem ſuperiùs dixerat. </s>
            <s xml:id="echoid-s3644" xml:space="preserve">Siue*
              <lb/>
            *igitur ſeparatio ſit, ſiue attenuatio, ſiue aliud quodcunque ſint ca-*
              <lb/>
            *lefactio & </s>
            <s xml:id="echoid-s3645" xml:space="preserve">ignitio, differentia certè ſortientur opera, pro modo*
              <lb/>
            *tali calore vtentium. </s>
            <s xml:id="echoid-s3646" xml:space="preserve">Differentia tamen artis ad Naturam eſt;</s>
            <s xml:id="echoid-s3647" xml:space="preserve">*
              <lb/>
            *nam illa, tanquam inſtrumento, calore vtitur; </s>
            <s xml:id="echoid-s3648" xml:space="preserve">bæc & </s>
            <s xml:id="echoid-s3649" xml:space="preserve">vt instru-*
              <lb/>
            *mento, & </s>
            <s xml:id="echoid-s3650" xml:space="preserve">vt materiâ.</s>
            <s xml:id="echoid-s3651" xml:space="preserve">*</s>
          </p>
          <p>
            <s xml:id="echoid-s3652" xml:space="preserve">Maur. </s>
            <s xml:id="echoid-s3653" xml:space="preserve">Sed & </s>
            <s xml:id="echoid-s3654" xml:space="preserve">hoc addendum eſt (quandoquidem hìc nobis de
              <lb/>
            Calore, quem Formalem ſeu Actualem vocanr, quo ſcilicct quid
              <lb/>
            incaleſcere dicitur, ſermo eſt, non autem de ijs, quæ Virtua-
              <lb/>
            liter Calida cenſentur, quia quadam calefaciendi virtute pollent,
              <lb/>
            ſi proritentur, quamuis nullum tangenti calorem impertiri vi-
              <lb/>
            deantur, (de quibus nobis erit aliàs opportuniùs diſſerendum) quod
              <lb/>
            Caloris complicatam notionem euoluere non poſſumus, quin ìn-
              <lb/>
            genitam ipſorum igniculorum, ſiue Spirituum commotionem in-
              <lb/>
            telligamus. </s>
            <s xml:id="echoid-s3655" xml:space="preserve">Quamobrem ſi Motum inter Accidentia referri ne-
              <lb/>
            mo negat, Calori verò, quà Calor eſt, inſita eſt commotio & </s>
            <s xml:id="echoid-s3656" xml:space="preserve">
              <lb/>
            agitatio, conſequens eſt, vt inter Accidentia Calor recenſeatur.
              <lb/>
            </s>
            <s xml:id="echoid-s3657" xml:space="preserve">Quemadmodum enim ferrea lorica ad Accidentium genus perti-
              <lb/>
            nere nequit, niſi militis pectori admoueatur, quem loricatum con-
              <lb/>
            ſtituat; </s>
            <s xml:id="echoid-s3658" xml:space="preserve">ita quoquè ſopiti igniculi, atque deſides Spiritus, à Quali-
              <lb/>
            tatis & </s>
            <s xml:id="echoid-s3659" xml:space="preserve">Caloris notione abſunt; </s>
            <s xml:id="echoid-s3660" xml:space="preserve">neque quicquam incaleſcere ex ijs
              <lb/>
            antè dicitur, quàm agitari incipiant.</s>
            <s xml:id="echoid-s3661" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s3662" xml:space="preserve">Grad. </s>
            <s xml:id="echoid-s3663" xml:space="preserve">Hæc Spirituum atque Igniculorum agitatio ſi nobis in-
              <lb/>
            noteſceret (nec diffiteor) ſatis commodè atque probabiliter ca-
              <lb/>
            loris proprietates explicaremus. </s>
            <s xml:id="echoid-s3664" xml:space="preserve">Verùm, quamuis flammam tre-
              <lb/>
            mulam ſubuolare in cœlum videamus, & </s>
            <s xml:id="echoid-s3665" xml:space="preserve">in ardentibus carboni-
              <lb/>
            bus, excuſſo cinere, nictationem quandam, quaſi ignìculi hùc
              <lb/>
            illùc diſcurrerent, obſeruemus, anceps tamen hæreo, vtrùm
              <lb/>
            quid ſimile omnibus, quæ ſinè luce incaleſcunt, contingat, in
              <lb/>
            quibus nullus eſt conſpicuus motus: </s>
            <s xml:id="echoid-s3666" xml:space="preserve">ſubuereor ſcilicet, ne
              <lb/>
            fortè videar nimis craſſam philoſophandi rationem ſectari,
              <lb/>
            ſi calorem gigni, nihil eſſe dixero, quàm ſpiritus agi-
              <lb/>
            tari.</s>
            <s xml:id="echoid-s3667" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s3668" xml:space="preserve">Dand. </s>
            <s xml:id="echoid-s3669" xml:space="preserve">Abducenda quidem eſt non rarò acies mentis à con-
              <lb/>
            ſuetudine oculorum, ſi ratio ſuadeat ſeuocare intelligentiam </s>
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