Reply To: Does the name “Lashon haKodesh” imply that it is the only holy language?

“The “no dirty words” reason sounds like something they would teach to 8-year-old’s.”

This is the reason given by the Rambam in Moreh Nevuchim as quoted by the Ramban. See the Ramban in Sefer Shmos, Perek Lamed – Passuk Yud Gimmel.