“Coffee has given me unrealistic expectations of productivity”

Does coffee help work productivity? “Coffee has given me unrealistic expectations of productivity” is a jocular coffee saying that has been printed on many images. The saying was posted on Twitter by Braden Graeber on March 28, 2012.
 
   
Twitter
braden graeber‏
@hipstermermaid
Coffee has given me unrealistic expectations of productivity.
3:57 PM - 28 Mar 2012
 
Twitter
Stephanie‏
@StepheeMarie
The first funny thing @hipstermermaid has said in months: RT: “Coffee has given me unrealistic expectations of productivity.”
4:00 PM - 28 Mar 2012
 
Twitter
Bill Murray‏
@BiIIMurray
Coffee has given me unrealistic expectations of productivity.
2:19 PM - 7 Oct 2014
   
Google Books
The Dirt on Ninth Grave:
A Novel
By Darynda Jones
New York, NY: St, Martin’s Press
2015
Pg. ?:
Coffee has given me unrealistic expectations of my productivity. —T-SHIRT
 
Odyssey
Oct 19, 2015 // At Bowling Green State University
10 Quotes That Every Coffee Lover Can Understand
Let coffee be your constant.
Hal Grieves
(...)
8. “Coffee has given me unrealistic expectations of productivity.”
It is now dawning on me that I finish about 800 assignments while on a coffee high, but about three when coffee is not involved.
     
Me.Me
COFFEE HAS GIVEN ME UNREALISTIC EXPECTATIONS OF PRODUCTIVITY MEH MEME
FUNNY MEH COFFEE EXPECTED EXPECTING PRODUCTIVITY MEHS EXPECTION EXPECTATIONS
FOUND @ 70180 LIKES ON 2016-03-22 04:12:32 BY ME.ME
SOURCE: INSTAGRAM
 
askIDEAS
65 TOP COFFEE QUOTES AND SAYINGS
Published on October 16, 2016, under Quotes
(...)
10. Coffee has given me unrealistic expectations of productivity
Anonymous