Who said "If at first you don't succeed, give up. It's only a hobby."?

This quote is attributed to Peter Griffin.

If at first you don't succeed, give up. It's only a hobby. - Peter Griffin

"If at first you don't succeed, give up. It's only a hobby."

Peter Griffin Perseverance

"Shut up, Meg."

"All right, all right, I'm coming, Elizabeth."

"Giggity!"

"You know what really grinds my gears?"

"Perseverance is the key to success."

"Don't give up on what you believe in."

"I've been through worse."

"You learn to live with the pain."