The magic of Zoro isn't in his three swords—it's in his two promises. One to Kuina (to become the greatest), and one to Luffy (to become the Pirate King). He carries the weight of two souls on his back. That's why he never loses his way, even if his feet do
RE: The Soul of the Pirate Hunter: Deconstructing Roronoa Zoro’s Unbreakable Will in One Piece