Pirates Can Become Stronger by Swinging Their Swords

Su Bai: "I'm holding a kitchen knife in my hand, and I'm riding a Shiba Inu across Alabasta. I just asked who else is there." Su Bai: "Zoron, you are chopping several tons of things every day, and you are exhausted. I hold a parasol on my head, cross my legs, put my left hand in my pocket, and chop the kitchen knife with my right hand. I am constantly getting stronger. I wonder if you are jealous."