Itachi: Being excellent also has troubles. When you gain strength, you will be isolated and become arrogant. Even if you have the greatest expectations at the beginning, you and I are the only brothers. As an obstacle that you must overcome, I will survive with you, even if you hate me. This is what I call an older brother.
Itachi: It's because you are too obsessed with something as trivial as the whole clan that you ignore the truly important things. Real changes cannot be restricted by rules and are limited by the framework of expectations and imagination.
Itachi: Why are you so weak? It's because your hatred for me... Isn't deep enough...
Itachi: You are worthless... You stupid brother... If you want to kill me... Just hate me! Hate it! Then live ugly! Run away, run away... And live quietly!
Itachi: Sasuke... I'm sorry... This is the last time...
Itachi: He was the first one to yell loudly!
Itachi: As long as people rely on their own knowledge and cognition and are bound by it to live, that is called reality. But knowledge and cognition are vague things. The reality may be just a mirror, and people live in their own obsessions. Don't you think so?
Itachi: The reason why a ninja is a ninja is because he is often forced to make cruel choices...