see the light

Từ điển Oxford Advanced Learner 8th

▪ I. see the ˈlight idiom
1. to finally understand or accept sth, especially sth obvious
•He thinks she's wonderful but he'll soon see the light! (= realize that she's not)
2. to begin to believe in a religion
Main entry: ↑light_idiom
 
▪ II. see the ˈlight (of ˈday) idiom
to begin to exist or to become publicly known about
•He's written a lot of good material that has never seen the light of day.
Main entry: ↑light_idiom