Was bad language used?” asked Colonel Melchett.
“It depends on what you call bad language.”
“Could you understand it?” I asked.
“Of course I could understand it.”
“Then it couldn’t have been bad language,” I said.
Mrs. Price Ridley looked at me suspiciously.
“A refined lady,” I explained, “is naturally unacquainted with bad language.

Autore: Agatha Christie