Kishi has proven that Naruto’s will is greater than Sasuke and that is FACT, Naruto change Sasuke, Naruto changes people,He Change Sasuke, He change Gaara,Sakura, Hinata so on why? Because of His unconquerable Will and Naruto is the star of the manga not co star Naruto gets more time in the Manga and anime. Its You who incorrectly assumes Kishi made them equal ofr the Evidence in a court of Law proves you wrong.
Yes it is Kishimoto's story and he has proven and stated himself that Naruto and Sasuke are equal in terms of fighting ability. (You are the one who tries to change the story to your liking. Also I can change the story to my liking for entertainment purposes (such as roleplay) without having to worry about Copyright laws. So before you go and make a bigger fool of yourself, please try to educate yourself.