“Deep summer is when laziness finds respectability” is a summer saying that has been printed on many images.
     
“Deep summer is when laziness finds respectability. BERN WILLIAMS” was printed in the Reader’s Digest in 1998. Just above this is a citation from Sam Keen’s book, To Love and Be Loved (1997). American author Sam Keen is often given credit for the saying, but it does not appear in this or any other of Keen’s books.
     
“Deep summer is when laziness finds respectability. Bern Williams” was posted on the newsgroup alt.music.leonard-cohen on July 16, 1998. “Deep summer is when laziness finds respectability.—Bern Williams” was posted on the newsgroup alt.humor on December 7, 1998. “Deep summer is when laziness finds respectability.—Sam Keen, _To Love and Be Loved_” was posted on on the newsgroup alt.quotations on June 30, 2002. No other details are known about Bern Williams and this quotation.
   
       
Google Books   
The Reader’s Digest
Volume 153
1998
Pg. 61:
Deep summer is when laziness finds respectability.
BERN WILLIAMS
(Sam Keen’s book To Love and Be Loved is cited right above this.—ed.)
   
Google Groups: alt.music.leonard-cohen
is there anybody
Marsha Byler
Jul 16, 1998, 3:00:00 AM
(...)
Deep summer is when laziness finds respectability. Bern Williams
 
Google Groups: alt.humor
Quips & Quotes
Keith Sullivan
Dec 7, 1998, 3:00:00 AM
QUIPS & QUOTES
(...)
Deep summer is when laziness finds respectability.—Bern Williams
           
Google Books
Psychiatry’s Dummkopfs
By Melvin R. Gauer
Dayton, OH: Gauer
1999
Pg. 93:
“Deep summer is when laziness finds respectability.” Bern Williams
 
Newspapers.com
18 July 2000, Fremont (ME) Tribune, “Quote of the week,” pg. C1, col. 1:
Deep summer is when laziness finds respectability.—Bern Williams
     
Google Groups: alt.quotations
Those Lazy, Hazy, Crazy Days of Summer
SteveMR200
Jun 30, 2002, 9:15:07 AM
Deep summer is when laziness finds respectability.
—Sam Keen, _To Love and Be Loved_
   
2 August 2005, Prince George (BC) Citizen, “New thrift store on Hart Highway” by Valerie Giles, pg. 5:
QUOTABLE QUOTATIONS
Thoughts on appreciating summer…
 
“Deep summer is when laziness finds respectability.”—Sam Keen
   
Twitter
Deanna
@ldgermany312
“Deep summer is when laziness finds respectability.”  ~Sam Keen   I am very respectable today!
11:03 AM · Jul 1, 2008
 
Twitter
Abby J
@adjenkins08
Deep summer is when laziness finds respectability. Bern Williams
1:34 PM · May 12, 2009
 
Google Books
101 Finish Lines:
Reflections of a Physician During the Quest to Conquer 100 Marathons
By Dr. Peter Nieman
Bloomington, IN: Balboa Press
2021
Pg. ?:
Here is an example of a quote by Sam Keen which I received that day:
• “Deep summer is when laziness finds respectability.”
 
Twitter
Ken Cureton
@KenCureton
2023-07-15:  Quotes, “Deep summer is when laziness finds respectability.” - Sam Keen
11:29 AM · Jul 15, 2023