Who said "Perseverance is doing the same thing until it works."?

This quote is attributed to Pierce Hawthorne.

Perseverance is doing the same thing until it works. - Pierce Hawthorne

"Perseverance is doing the same thing until it works."

Pierce Hawthorne Perseverance

"I'm not racist, I'm just better than everyone."

"You're streets ahead if you know what that means."

"I've been called worse things by better people."

"Nights like these remind me why I don't go out at night."

"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."