Who said "The swordsman's sword is the one held in his heart."?

This quote is attributed to Zoro.

The swordsman's sword is the one held in his heart. - Zoro

"The swordsman's sword is the one held in his heart."

Zoro Philosophy

"I am not going to die. I'm going to keep fighting until I become the world's greatest swordsman!"

"Shitty glasses."

"I don't care what the world thinks. I'm going to be the world's greatest swordsman!"

"A swordsman's true path is one of solitude."

"I've seen the worst humanity has to offer."

"Sometimes I wonder if the world is worth saving."

"Every choice shapes our destiny."

"Order is the foundation of a good life."