“Mondays are the potholes in the road of life”

“Mondays are the potholes in the road of life” is a one-line saying that has been printed on many images. The saying originated in the newspaper comic strip “Ziggy” by Tom Wilson and as reprinted in the Reader’s Digest in October 1987.
 
   
Wikipedia: Tom Wilson
Thomas Albert Wilson (August 1, 1931 – September 16, 2011), better known as Tom Wilson, was an American cartoonist. Wilson was the creator of the comic strip Ziggy, which he drew from 1971 to 1987. The strip was then continued by his son, Tom Wilson, Jr.
     
Google Books
The Reader’s Digest
Volume 131, Issues 783-787
1987
Pg. 1:
Mondays are the potholes in the road of life. — Tom Wilson, Universal Press Syndicate
 
19 October 1987, Iowa City (IA) Press-Citizen, pg. 1C, col. 2:
FROM THE MAGAZINE RACK: “Mondays are the potholes in the road of life.”
Tom Wilson,
Universal Press Syndicate,
in Readers Digest.
 
25 October 1992, Chicago (IL) Tribune, pg. A13 ad:
Mondays are the potholes in the road of life.
 
2 April 1993, The Post and Courier (Charleston, SC), pg. 6D, col. 8L
“Mondays are the potholes in the road of life.”
—Tom Wilson
     
2 February 1995, The Post-Standard (Syracuse, NY), “Customers and Strangers Get Henry Cook’s Message” by Lillian Abbott Pfohl, pg. 2:
Favorite sign sayings: “Mondays are the potholes in the road of life,” ...
 
Twitter
Just_Kelly‏
@just_kelly
Mondays are the potholes in the road of life.
10:24 AM - 24 Mar 2008
 
Twitter
Rohit Srivastwa 🇮🇳‏
@rohit11
Mondays are the potholes in the road of life—Tom Willson
2:20 AM - 28 Apr 2008
   
Quote Sigma
50 Best Monday quotes
Freeda Gillbert May 9, 2016
(...)
24. Mondays are the potholes in the road of life