( 785 ) 
feSiotter : For tliefe do oft comply wit'i the Wan- 
tonnefs of the Vdate^ rather than the Hedth of the 
Body. ^ 
I leave it to yoa to confider, from what Reafort, and 
for what Vfe^ the paffage of Flej'h through the DuSus 
Alimentd'is^ fhould (ordinarily) be niore c^//V>^, and that 
of Herhs more Slow 5 fFor that feeras to be thfe caufe, 
xht Colon making the Way Longer^ and the Paffage 
Slower 5 ) and, in what Degree it is fo. I fay Ordina- 
rily ^ becaufe, in cafe of Cathurticks (or what is equiva- 
lent) the fpeed is quickened. 
And, again 5 When as Nature feems to have (origi- 
nally) defigned, in Man, a large Ccecum, as in fome o- 
ther Animals, ( and which, if I miftake not, is^ in the 
Fcetm^ larger, in proportion to the reft of the Inteftines, 
than in perfons Adult, ) How it comes to pafs that it is 
now of little or no ufe ^ but (brinks up into an Afpndi^ 
cnla Vermiformis 5 Whether or no this may partly pro- 
ceed from our Feeding fo much on Flejh 5 which v/ill^ 
not admit fo great a Remora^ as a large Ccecum may ocr, 
cafion in other Animals. 
I conclude, with hearty Thanks for your great 
Pains 5 And am, 
5 J J?3 ToHr'vety hnmhU Servant^ 
John Wallis. 
H h h h h h 
III. V^u 
