“Higher education helps your earning capacity. Ask any college professor.”

“Higher education helps your earning capacity. Ask any college professor” is a jocular saying that has been printed on many websites. The saying has been cited in print since at least 1998 and is of unknown authorship.
 
   
Google Groups: fr.comp.sys.pc
IHAMOUINE Samir
8/2/98
(...)
Higher education helps your earning capacity.  Ask any collegeprofessor.
   
Google Groups: rec.games.board
.(JavaScript must be enabled to view this email address).*remove_this*.net
12/26/99
(...)
Higher education helps your earning capacity.  Ask any college professor.
 
Google Groups: alt.os.linux.slackware
+Chiron+
11/30/02
(...)
Higher education helps your earning capacity. Ask any college professor.
 
Twitter
Stacey Son
‏@staceyson
Fortune of the day: Higher education helps your earning capacity. Ask any college professor.
10:52 PM - 29 May 10
 
Twitter
Initech
‏@iminitech
Higher education helps your earning capacity. Ask any college professor. #instantfollowback
5:18 AM - 9 Aug 12
 
Twitter
Chocolate Hot-Dog
‏@chochotdog
Higher education helps your earning capacity. Ask any college professor.
10:22 PM - 30 Oct 12