One Piece: secret of becoming stronger after being beaten was exposed

Miller carries the system through the pirate, whoever beats him can get the opponent's ability.
I thought that through the system, I could take a shortcut and set foot on the pinnacle of life in advance.
The Navy announces Miller's secret to the world, don't beat him, this guy will copy the devil's fruit and domineering.
The country of Won was smashed, the island of ghost was sunk, and Yamato was also robbed. Kaido did not dare to fight back.
Baibeard loves his son very much? Looking at Marko at his feet, and then at the white beard who said that it didn't matter, Miller was lost in thought.
After extinguishing a few Tianlongren, the five old stars respectfully sent Mi Le away, saying that they would never hold him accountable.
After robbing the aunt's favorite cake, she was not angry. Instead, she sent it to a dessert factory, hoping that Miller would not come to trouble in the future.
Miller was very sad. After the secret was exposed, people all over the world didn't dare to provoke them. How could they become stronger?