Ah, it’s Muslim belief that the original Quran is sacred and a work of god, but a translation is made by humans, and is thus not the truly correct version and only an interpretation.
Its not that you can’t read a version of text in another language, but it won’t be the sacred text.
Yes, but I already have all the diseases that I have. I don’t need to add all the diseases everyone else has too, or vice versa.