Who said "The power of a warrior lies in his heart."?

This quote is attributed to Shifu.

The power of a warrior lies in his heart. - Shifu

"The power of a warrior lies in his heart."

Shifu Power

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

"When will you realize? The more you take, the less you have."

"Your story may not have such a happy beginning, but that does not make you who you are."

"It is said that the Dragon Warrior will bring peace to the Valley."

"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."