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!
You can come at me with them,
but they offer no resistance at all.
تستطيع أن تهاجمني بها، لكنّها لن تنفعك بشيء
Du kannst mich mit ihnen angreifen,
aber durchhalten werden sie nicht.
No ofrecen ninguna resistencia y 
no disfruto luchando contra ellos.
No ofrecen ninguna resistencia y 
no disfruto luchando contra ellos.
Puoi anche provare ad attaccarmi con quella
ma non mi fanno nulla.
Você pode até mandá-los para mim,
mas eles nem resistem.