Zeke takes Eren through Grisha's memories to show him how he's been brainwashed. But in doing so, Zeke discovers something about Eren that he never knew.
You may have thought we were
the same, but you're wrong.
.لربّما ظننت أنّنا متشابهان، لكنّك مخطئ
Du scheinst gedacht zu haben,
wir beide seien gleich.
Tú creías que éramos iguales,
pero te equivocabas.
Tú creías que éramos iguales,
pero te equivocabas.
Tu avais l’air de penser
qu’on était similaires,
A quanto pare pensavi 
che io e te fossimo uguali,
Você deve ter pensado que eu e você
éramos iguais, mas estava enganado.
А ты, похоже, считал, что мы одинаковые,