What makes a piece of literature last for a long time?

What happens once in a minute twice in a moment and never in a thousand years?

Which piece of information about doris lessing would more likely be found in the new york times article "doris lessing wins nobel prize in literature" than in the "doris lessing" biographical video? the opinion lessing has of the current political climate in south africa description of the home which lessing and her husband live in today

Which is the falling action of antigone?