If one finds himself illiterate and incapable of writing in-dream, it means that he is depressed, though Allah Almighty will show him-way out of his difficulties. If an illiterate person sees himself trying to learn how to write and read in-dream, it means that he will benefit from something he feared for-long time, or it could mean that he will go through hard times. If-learned person finds himself incapable of writing anything in-dream, it means depression, fear, toiling and obstruction of his business. Also see Book-Letter-Paper-Sign-
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