Whats a good "sorry for you" love quote?

Question

i need a quote about a girl that has moved on.

you know how people say "one day he'll realize what he left behind"

i need a good quote about this subject.

Answer 1

The ball was in his court, too bad he never played sports.

Answer 2

"Good riddance to bad rubbish."

"He didn't treat her like a princess, so she went looking for a knight in shining armor."

"Don't it always seem to go, that you don't know what you've got till it's gone" ~Big Yellow Taxi (can't remember who sings it, might be Sheryl Crowe)