several years...the video is more about Christianity vs Islam, but the attached article speaks to the language analogy that Pope Francis mentioned.
Link: https://phillipian.net/2018/10/26/religion-identity-reza-aslan-speaks-asm/#:~:text=Aslan%20continued%2C%20“Religion%20is%20the,and%20really%20all%20languages%20are.