Clap/lay/set eyes on sb/sth British informal
To see or look at someone or something for the first time
I loved that car from the moment I clapped eyes on it.
I disliked Linda the minute I lay eyes on her. But now we are close friends.
I loved my wife the minute we set eyes on each other.
There is no clear origin of the idiom.
Try to avoid to change something because doing something else could make things worse
I could have changed my answer, but I decided to leave well enough alone.