When I was six years old, my mother died; and then, for the first time, I learned, by the talk around me, that I was a slave.
The commandment 'Thou shalt not kill' does not say it's O.K. to kill some people and not others.
I don't think you can replaces great themes. But I think people do want to hear fresh arrangements of them. They don't want to hear them played the same way all the time.