When Roswaal happily tells the story of how his romance with Echidna began 400 years ago, Beatrice rebukes him for casually calling it a "romance." Ryuzu interrupts to comment that Echidna saved her, as well. The one thing these three very different people share is their gratitude toward Echidna. But their days spent in both amicable and argumentative conversation about Echidna are brought to an end by one man's arrival.
who just happened to find the best 
teacher in the world, I suppose!
صدفَ وأن وجد أفضل معلّمة في العالم، على ما أفترض
und die beste Lehrerin
der Welt gefunden hast …
une famille prestigieuse
et le meilleur maître au monde !
e per puro caso hai trovato
la miglior maestra al mondo, oserei dire!
que acabou encontrando
a melhor professora do mundo!
из хорошей семьи 
и получить лучшего учителя на свете.