Who said "Patience means not saying everything you're thinking."?

This quote is attributed to Heckle and Jeckle.

Patience means not saying everything you're thinking. - Heckle and Jeckle

"Patience means not saying everything you're thinking."

Heckle and Jeckle Patience

"Why be serious when you can be hilarious?"

"Life's too short to not laugh at yourself."

"A good prank shared is a friendship earned."

"Sometimes the best wisdom comes wrapped in a joke."

"Patience is a virtue I'm still learning."

"I may be a redhead, but I'm not a hothead."

"Patience is a virtue."

"Patience is a virtue I never learned."