Who said "You have the power within you. You just need to believe."?

This quote is attributed to Po.

You have the power within you. You just need to believe. - Po

"You have the power within you. You just need to believe."

Po Power

"I'm not a big fan of jokes"

"There is no secret ingredient. It's just you."

"You just have to believe"

"I'm the Dragon Warrior!"

"Power without control is just destruction."

"Power is not about control, it's about influence"

"The world doesn't need me to be the hero. It just needs me to be dangerous."

"The claws come out when I need them to."