One Piece Chapter 48, page 7: GIVE UP ON THAT SEA

Luffy steps forward, pointing directly at Don Krieg and boldly declaring, "HOLD IT RIGHT THERE! THE ONE WHO'LL BECOME PIRATE KING IS ME." His declaration shocks everyone in the room. Patty stammers, "W-WHAT DID THAT ERRAND BOY SAY JUST NOW!?" Sanji stares in silence. Patty warns Luffy, "HEY, STAND BACK DOWN KID! OR YOU'LL BE KILLED!" Luffy smiles confidently and replies, "I'M NOT STANDING DOWN, ESPECIALLY ON THIS POINT!"