So far, throughout the entire adventure of One Piece, Luffy has not shown ... nearly as much as a character like Sanji would. I'm not going to marry you. - Luffy to Boa Hancock Additionally ...

Zoro and Sanji's rivalry and bond will continue to grow as they play crucial roles in Luffy's journey to find One Piece. Zoro and Sanji are two of the most important characters in One Piece.