Aoki tells Yushi that he must be suffering without his parents, even though he isn't.  She has good intentions, but Yushi is frustrated by her inability to see who he really is, and insistance that he has to be what she thinks he is.
he should have rejected the gesture 
more firmly. Isn't that right?
كان عليه رفض الحركة بصرامةٍ أكثر، أليس هذا صحيحاً؟
dann hätte er da mehr
seinen Mann stehen müssen.
como profesor,
debió ser más firme para detenerte.
como profesor,
debió ser más firme para detenerte.
il suo dovere come insegnante 
è di rifiutare con gentile fermezza.
deveria ter repelido o seu toque
com firmeza, não é verdade?
то должен был жёстче отвергнуть 
такой жест. Я неправа?