Introduction . 9 
of Dcmonílration . That which I have taken here indeed is neither fo ítriétly demonitrative as maticians require in all its Steps , or fo concife as might be - , becaufe I have contrived it only in fuch a Manner as to prove to a Pcrfon that never before heard of it , that the Proportion is certainly true , and to illuftrate that particular Procedure , which the Mind neceiTarily takes in all its Enquiries of the like Nature . 
Thus far I believe is attended with no Manner of Difficulty , although perhaps fomc are by this Time ready to afk , What has all this to do with Phyfick ? My Bufinefs therefore next fhall be to ihew , that all our Knowledge of the Operations and Effects of phyfical Agents , that is , of all the Alterations and Changes that are brought about in the vifible World by the immediate Agency of phyfical Caufes - , to íhew , I fay , that all our Knowledge of thefe ters is taken in by the fame Means , and depends together upon the fame Evidences . After which I fliall endeavour to apply it to Medicine , and prove , that all we can know of a Human Body , both with Regard to the Frame and Mechanifm of its Parts , and to the rectifying of its Diforders , to be likewifc upon the fame Principles . 
The firft of thefe 1 expert will be anfwercd , when it appears that all the eflential Properties of Matter ( fuch Properties I mean , as are infeparable from it under what particular Mode or Form foever it exifts ) are no other than what our Senfes very clearly and diftinétly difcover to us , and that we have no other Way of knowing them but by their Information . And to this Purpofe it will be very convenient to go over the firfl : Notices we have herein by thefe Afliftan - ccs ; that is , thofe Properties of Matter or Body , which from the Tcftimony of our Senfes are demon - ítrative and felt - evident , and which cannot but cite

Note to user

Dear user,

In response to current developments in the web technology used by the Goobi viewer, the software no longer supports your browser.

Please use one of the following browsers to display this page correctly.

Thank you.