you'll regret it
You won't regret it.
You'll regret it.
Llegará el día en que lo lamentarás.
The day will come when you will regret it.
One day you'll regret it.
No malgastes tu juventud, si no, lo lamentarás más tarde.
Don't waste your youth, or you'll regret it later.
Llegará la hora en que lo lamentarás.
The time will come when you will regret it.