Dr. Franxx confronts the APE brass about what they did to Kokoro and Mitsuru, and their attitude makes him reflect on his past, the choices he and humanity made, and the path they took.
You didn't have to volunteer 
to pilot yourself.
لستِ مضطرّة للتطوُّع لقيادته
Du hättest dich nicht dafür melden müssen.
No tenías que ofrecerte voluntaria.
No tenías por qué ser voluntaria.
Tu n’as pas à faire ça…
Non devi sentirti in dovere di farlo.
Você não precisa se voluntariar...
Зачем испытывать его самой?