Sett . VII . Of the Affeft ion of the Mind . 315 
( Economy , as the Heart and Brain , fo they feem more remarkably to be lightened , but not from the Tranfpiration of any recrementitious Matter , but from an Invigoration of their Springs . But it is no great wonder that Sanßorius , wanders fometimes to Obfcurity in this Se & ion , becaufe he is to be lowed only where he keeps clofe to Fails , which on this Subjeét are precarious - , and whenever he tures to conjecture upon his Syftematical and School Rules , it is a great Chance but he fails into Error or Uncertainty . 
A P H . XXX . 
" Meats which promote Perfpiration , bring Joy s «' but thofe which obftruft it , Sorrow . 
Explanation . ' ] This is the fame , as many of the former inverted ; for as Joy promotes , and Sorrow obftru & s , Perfpiration , for Reafons before given ; fo whatever promotes or obftrutts Perfpiration , increafes Joy or Sorrow ; the former by lefiening the Load upon the Conftitution , and the latter by in - creafing it . This alfo explains the following . 
A P H . XXXI . 
" Parfley , and other Openers , occafion Joy i " Pulfe , fat Meats , and fuch Things as in - " craifate , and foon fill up the PaiTages , induce " Sorrow . 
A P H . XXXII . 
" If the PaiTages arc emptied , and then lud - u denly filled ; Hippocrates has rightly obferved ill u Pallions will arife . 
* 1 • • C •« ' • * i « I 
Explanation . ' ] Upon great Exinanition from Ex - ercife , a Fever , or long failing , a fudden Repletion muil be bad ; becaufe the digeitive Pores cannot 
in