Who said "I've dedicated my life to being good at what I do."?

This quote is attributed to Ray Gillette.

I've dedicated my life to being good at what I do. - Ray Gillette

"I've dedicated my life to being good at what I do."

Ray Gillette Perseverance

"I'm not insane, I'm just a little bit messed up."

"You know what? I don't care anymore. I'm done."

"Mother always said I was special."

"I'm lactose intolerant, not stupid."

"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."