Today's expression is............a closed book

[ينابيع الصفاء]

( اللهم افتح علينا حكمتك وانشر علينا رحمتك ياذا الجلال والاكرام) .
خير لك أن تضيء شمعة من أن تلعن الظلام.

Today's expression is

a closed book


Meaning: something that you don't know or understand at all

like : A secret, mystery, or puzzle




Example: I have no idea what "physics" is all about. It is a closed book to me.x
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I can't figure her out; she's a closed book to me.x


hope you like it

You never achieve success unless
you like what you are doing


best wishes