“My body is just a filter. Coffee goes in, sarcasm comes out”

“My body is just a filter. Coffee goes in, sarcasm comes out” is a coffee saying that has been printed on many images. The System comic has published this in comic form since at least February 11, 2009.
   
“Coffee. Because sarcasm needs to stay hydrated” is a related saying.
 
     
The System
February 11, 2009
Comic Panel 1: My body is just a filter.
Comic Panel 2: Coffee goes in.
Comic Panel 3: Sarcasm comes out.
Comic Panel 4: Oh, and pee. Lots of pee.
(Another comic is shown without this last line about “pee.”—ed.)
 
Twitter
purple sanders
@Wbbigdave
my body is a filter, coffee goes in sarcasm comes out.
4:48 AM - 18 Mar 2009
 
Twitter
omegatron
@omegatron
My body is just a filter. Coffee goes in. Sarcasm comes out. Oh, and pee. Lots and lots of pee. http://bit.ly/eB9S #comic
5:36 AM - 20 Mar 2009
 
Twitter
Beth Warren
@beth_warren
my body is a filter.. coffee goes in.. sarcasm comes out.  Trying to write. something new today (promise!) http://sociopants.blogspot.com
11:20 AM - 22 Mar 2009
 
Twitter
Lance Titchkosky
@lance_t
coffee goes in, sarcasm comes out…..  http://www.notquitewrong.com/rosscottinc/comics/2009-02-11.gif
1:32 PM - 1 Apr 2009
 
Elite Daily
49 National Coffee Day Quotes For Your Brew-tiful Pictures
By Tessa Harvey Sept 25 2017
(...)
39. “My body is just a filter. Coffee goes in, sarcasm comes out.”—Unknown
     
Twitter
22 Until None
@22UntilNone
The body is just a filter. Coffee goes in and sarcasm comes out.
8:05 AM - 16 Apr 2018
 
Twitter
nan joshi
@nanjoshi
My body is a filter.
Coffee goes in , SARCASM comes out. 😉
11:40 AM - 12 Jun 2018