Salusbury, Thomas, Mathematical collections and translations (Tome I), 1667
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              from Eaſt to Weſt, yet nevertheleſs the different Poſition of the
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              Shores may make part of the Water regurgitate, and return
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              backwards: I grant it you, but it is neceſſary that you take
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              tice my
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              Simplicius,
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              that where the Water upon that account
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              returneth backwards, it doth ſo there perpetually; and where
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              it runneth ſtraight forwards, it runneth there alwayes in the ſame
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              manner; for ſo the example of the Rivers ſhewes you: But in the
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              caſe of the ebbing and flowing, you muſt finde and give us ſome
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              reaſon why it doth in the ſelf ſame place run one while one way,
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              and another while another; Effects that being contrary & irregular,
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              can never be deduced from any uniform and conſtant Cauſe:
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              And this Argument, that overthrows the Hypotheſis of the
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              tion contributed to the Sea from the Heavens diurnal motion,
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              doth alſo confute that Poſition of thoſe who would admit the ſole
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              diurnal motion of the Earth, and believe that they are able with
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              that alone to give a reaſon of the Flux and Reflux: Of which
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              effect ſince it is irregular, the cauſe muſt of neceſſity be irregular
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              and alterable.</s>
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            <p type="margin">
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              A reaſon of the
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              continual motion of
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              the Air and
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              ter may be given,
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              making the Earth
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              moveable, then by
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              making it
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              able.
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            <p type="margin">
              <s>
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                <emph type="italics"/>
              Its improbable that
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              the element of Fire
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              ſhould be carried
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              round by the
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              cave of the Moon.
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              + A Treatiſe of our
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              Author formerly
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              cited.</s>
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              The Ebbing and
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              Flowing cannot
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              pend on the motion
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              of Heaven.
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              </s>
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              <s>SIMP. </s>
              <s>I have nothing to reply, neither of my own, by reaſon
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              of the weakneſs of my underſtanding; nor of that of others, for
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              that the Opinion is ſo new: But I could believe that if it were
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              ſpread amongſt the Schools, there would not want Phyloſophers
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              able to oppoſe it.</s>
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              <s>SAGR. </s>
              <s>Expect ſuch an occaſion; and we in the mean time
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              if it ſeem good to
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              Salviatus,
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              will proceed forward.</s>
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              <s>SALV. </s>
              <s>All that which hath been ſaid hitherto, pertaineth to
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              the diurnal period of the ebbing and flowing; of which we have in
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              the firſt place demonſtrated in general the primary and univerſal
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              Cauſe, without which, no ſuch effect would follow: Afterw ds
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              paſſing to the particular Accidents, various, and in a certain ſort
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              irregular, that are obſerved therein: We have handled the
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              dary and concommitant Cauſes upon which they depend. </s>
              <s>Now
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              follow the two other Periods, Monethly, and Annual, which do
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              not bring with them new and different Accidents, other than
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              thoſe already conſidered in the diurnal Period; but they
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              rate on the ſame Accidents, by rendring them greater and leſſer
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              in ſeveral parts of the Lunar Moneth, and in ſeveral times of
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              the Solar Year; as if that the Moon and Sun did each conceive
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              it ſelf apart in operating and producing of thoſe Effects; a thing
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              that totally claſheth with my underſtanding, which ſeeing how
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              that this of Seas is a local and ſenſible motion, made in an
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              menſe maſs of Water, it cannot be brought to ſubſcribe to
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              Lights, to temperate Heats, to predominacies by occult
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              ties, and to ſuch like vain Imaginations, that are ſo far from
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              ing, or being poſſible to be Cauſes of the Tide; that on the </s>
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