Kakashi holds on to the hope that Obito can return to being the young man that he remembers. But Obito has abandoned the present as well as the memories of his friends and will not try to stop the Infinite Tsukuyomi. Realizing that nothing more can be done, Kakashi comes to a decision to protect the world, while his former friend is determined to end it!
Looks like I can't find anything
that will change you.
يبدو أنّني لا أستطيع إيجاد شيءٍ يغيّرك
Offensichtlich kann ich dich nicht überzeugen,
deine Meinung zu ändern.
Después de todo, no encuentro 
un modo de hacerte regresar.
Al fin y al cabo, no encuentro 
un modo de hacerte regresar.
Non credo di poter riuscire a farti cambiare idea.
Parece que não vou
conseguir fazer você mudar.