It is they, not their great-grandchildren, who must be persuaded to eat Mr. X's potato chips or vote for Mr. Y's Progressive Democratic. The novelist, on the other hand, or the poet, hope that his work will be permanent. It is true that same modern writers talk about disposable art that is to say art or literature which is intended to be destroyed and forgotten. most writers however still want their work to last for future generation. The most hopeful of them indeed aim at nothing less than immortality for themselves and those they write about