When machines fail, when technology fails, when the conventional religion fails, people have got to have something. Even a zombin lurching through the night can seem pretty cheerful compared to the existential comedy/horror of the ozone layer dissolving under the combined assult of a million flurocarbon spray cans of deoderant." - The Mist
Stephen KingTalent renders the whole idea of rehearsal meaningless; when you find something at which you are talented, you do it (whatever it is) until your fingers bleed or your eyes are ready to fall out of your head. Even when no one is listening (or reading or watching), every outing is a bravura performance, because you as the creator are happy. Perhaps even ecstatic.
Stephen King