ask for the moon
أن تطلب شيء من الصعب جداً أو من المستحيل الحصول عليه.
The striking workers say they just want to be paid a fair wage. They're not asking for the moon.
I just asked them if we could go to lunch a little earlier, and they're acting like I'm asking for the moon!
I'm not taking out all the green jellybeans for him, he's asking for the moon!