Who said "Your story isn't over until you say it is."?

This quote is attributed to Mushu.

Your story isn't over until you say it is. - Mushu

"Your story isn't over until you say it is."

Mushu Hope

"I'm gonna help you become a man. You'll need all the help you can get."

"Now, when I say 'giddy up,' you giddy up, okay?"

"You've got to take a whole new approach. I'm thinking... how about this? Curl up like a ball!"

"You're a man now. You can do things that I can't."

"Every day is a new opportunity."

"Hope is what gets us through difficult times."

"I'm not your enemy, kid. I'm trying to save you."

"Redemption is a long road."