"Change is of course something that happens to any living art form—think of painting or popular music or literary novels or even TV sit-coms. Yes, it’s sad to see Golden Ages slip away, but it’s sadder still to keep doing the same thing. Inevitably the old material goes stale and the fire goes away. I’m not saying it’s become impossible to write fresh novels about aliens and spaceships and planets. But maybe it’s become a task as difficult and quixotic as writing a fresh doo-wop song.
"But why not a new kind of song? And why not a new kind of SF novel? This is, after all, the twenty-first century."