“Time is precious. Spend it wisely” is a saying that has been printed on many images.
 
“Vacation Time Is Precious-Spend Yours Wisely” was printed in The Hollywood Herald and Hallandale Pioneer (Hollywood, FL) on September 2, 1949. “Time is fleeting. Time is precious. Spend it wisely” was printed in the Wilmington (OH) News-Journal on April 27, 1976. “Vacation time is precious; spend it wisely” was printed in the Jerusalem (Israel) Post on April 22, 1981. “Time is previous; Spend it wisely” by Billy Graham was printed in the Enquirer and News (Battle Creek, MI) on February 12, 1983.
   
“Time is precious. Waste it wisely” is a related saying.
     
     
Newspapers.com
2 September 1949, The Hollywood Herald and Hallandale Pioneer (Hollywood, FL), pg. 1, col. 2:
Vacation Time Is Precious-Spend Yours Wisely
 
Newspapers.com
27 April 1976, Wilmington (OH) News-Journal, pg. 4, col. 6:
Time is fleeting.
Time is precious.
Spend it wisely
HANNAH
Funeral Home
 
22 April 1981, Jerusalem (Israel) Post, pg. 5, col. 3 ad:
Vacation time is precious; spend it wisely—with MANDARIN.
(Mandarin Apartment Hotel.—ed.)
 
Newspapers.com
12 February 1983, Enquirer and News (Battle Creek, MI), pg. A-7, col. 1:
Time is previous;
Spend it wisely
Billy Graham
       
Google Books
Your Church Sign:
1001 Attention-Getting Sayings
By Verlyn D. Verbrugge
Grand Rapids, MI: Zondervan
1999
Pg. ?:
Time is precious, spend it wisely
   
Newspapers.com
15 April 2001, The Clarion-Ledger (Jackson, MS), pg. 17I, col. 1 ad:
TIME IS PRECIOUS,
SPEND IT WISELY.
(Real Estate Partners.—ed.)
 
Twitter
Rev Run
@RevRunWisdom
Never try to teach a pig to sing it waste’s your time and it annoys the pig! .(Your time is precious.. spend it wisely)
6:15 PM · Apr 19, 2009
 
Newspapers.com
13 October 2010, Buffalo (NY) News, pg. A8, col. 4:
MY VIEW
Time is precious
so spend it wisely
Susan Giovino
   
Google Books
Spiritual and Galactic Awakening:
The Cosmic Classroom…An Ongoing Story
By Judith L. Cameron Ph.D.
Bloomington, IN: Balboa Press
2019
Pg. ?:
Time is precious – spend it wisely! —Anonymous.
 
Twitter
FunnyMike
@1funnymike
Time is precious , spend it wisely
6:48 PM · Nov 7, 2021
 
Twitter
Green Ribbon
@GreenRibbonLib
#MindfulMonday
Time is precious. Spend it wisely with joy and happiness.
9:07 AM · Jan 23, 2023