open the eyes of someone
open the eyes of (someone)
To cause someone to see, realize, or understand the truth about something. The local painter has been trying to use his art to open the eyes of his fellow citizens to the injustices suffered by the homeless in the town.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
open the eyes of someoneor
open someone's eyes
COMMON If something or someone opens the eyes of someone or opens their eyes, they cause them to become aware of things for the first time. As a writer, she opened the eyes of a generation to the beauty of English architecture. Being in prison opened her eyes to aspects of modern America that she wasn't aware of before.
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012