the scales fall from someone's eyes
the scales fall from somebody's eyes
To suddenly be able to see a situation clearly and accurately. I used to be so in love with Andrew, but now that we've broken up, the scales have fallen from my eyes, and I can see how selfish he truly is! Once you start working somewhere new, it doesn't take long until the scales fall from your eyes, and you can see all of the problems of your "perfect" new job.
the scales fall from someone's eyessomeone is no longer deceived.
In the Bible, this expression described how St Paul, blinded by his vision on the road to Damascus, received his sight back at the hand of God (Acts 9:18).