Funny, Chazal didn’t agree. Neither did Rav Saadiah Gaon, Rabbi Bachyah ibn Pakuda, Rambam, Rabbi Yehudah HaLevi, the author of Orchot Tzadikim, the author or Tzena Urenah, the authors of Meam Loez, Rav Hirsch, Rav Herzog, Rav Soloveitchik, Rav Lichtenstein….
Do any of these sources say you should learn foreign languages in order to learn Torah? Please cite.
They did teach or write in other languages, but that was to address a need. They wrote and taught in a way that people understood. Not because they wanted people to learn those languages, they wanted people to learn Torah.