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

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              <s>
                <pb xlink:href="040/01/393.jpg" pagenum="373"/>
              ſhining more than any other matter doth ſhew) do not all, nay
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              but very few of them incounter pure Magnet; and the contacts
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              being few, the union is but weak. </s>
              <s>But becauſe the cap of the
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              Load-ſtone, beſides the contact of a great part of its ſuperficies,
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              inveſts its ſelf alſo with the virtue of the parts adjoyning,
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              though they touch not; that ſide of it being exactly ſmoothed
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              to which the other face, in like manner well poliſht of the Iron to
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              be attracted, is applyed, the contact is made by
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              ble minute particles, if not haply by the infinite points of both
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              the ſuperficies, whereupon the union becometh very ſtrong.
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              </s>
              <s>This obſervation of ſmoothing the ſurfaces of the Irons that are
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              to touch, came not into the thoughts of
                <emph type="italics"/>
              Gilbert,
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              for he makes
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              the Irons convex, ſo that their contact is very ſmall; and
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              upon it cometh to paſſe that the tenacity, wherewith thoſe Irons
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              conjoyn, is much leſſer.</s>
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            <p type="main">
              <s>SAGR. </s>
              <s>I am, as I told you before, little leſſe ſatisfied with
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              this reaſon, that if it were a pure Geometrical Demonſtration;
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              and becauſe we ſpeak of a Phyſical Problem, I believe that alſo
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                <emph type="italics"/>
              Simplicius
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              will find himſelf ſatisfied as far as natural ſcience
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              mits, in which he knows that Geometrical evidence is not to be
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              required.</s>
            </p>
            <p type="main">
              <s>SIMP. </s>
              <s>I think indeed, that
                <emph type="italics"/>
              Salviatus
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              with a fine
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                <arrow.to.target n="marg713"/>
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              cution hath ſo manifeſtly diſplayed the cauſe of this effect, that
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              any indifferent wit, though not verſt in the Sciences, may
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              prehend the ſame; but we, confining our ſelves to the terms of
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              Art, reduce the cauſe of theſe and other the like natural effects
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              to
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              Sympathy,
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              which is a certain agreement and mutual appetite
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              which ariſeth between things that are ſemblable to one another
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              in qualities; as likewiſe on the contrary that hatred & enmity for
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              which other things ſhun & abhor one another we call
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              Antipathy.
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              </s>
            </p>
            <p type="margin">
              <s>
                <margin.target id="marg713"/>
              Sympathy
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              and
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              Antipathy,
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              terms
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              uſed by
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              phers to give a
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              ſon eaſily of
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              ny narural effests.
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              </s>
            </p>
            <p type="main">
              <s>SAGR. </s>
              <s>And thus with theſe two words men come to render
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              reaſons of a great number of accidents and effects which we ſee
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              not without admiration to be produced in nature. </s>
              <s>But this kind
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              of philoſophating ſeems to me to have great ſympathy with a
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                <arrow.to.target n="marg714"/>
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              certain way of Painting that a Friend of mine uſed, who writ
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              upon the
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              Tele
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              or Canvaſſe in chalk, here I will have the
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              tain with
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              Diana
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              and her Nimphs, there certain Hariers, in this
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              corner I will have a Huntſ-man with the Head of a Stag, the reſt
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              ſhall be Lanes, Woods, and Hills; and left the remainder for
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              the Painter to ſet forth with Colours; and thus he perſwaded
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              himſelf that he had painted the Story of
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              Acteon,
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              when as he had
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              contributed thereto nothing of his own more than the names.
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              </s>
              <s>But whether are we wandred with ſo long a digreſſion, contrary
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              to our former reſolutions? </s>
              <s>I have almoſt forgot what the point
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              was that we were upon when we fell into this magnetick </s>
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          </chap>
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