Maybe the most that you can expect from a relationship that goes bad is to come out of it with a few good songs.
It is obvious that we can no more explain a passion to a person who has never experienced it than we can explain light to the blind.
That was after Napoleon died because there is still a controversy as to whether Napoleon was poisoned with arsenic. And the French say the British did it and the British say the French did it, but he died before the test for arsenic was available.