Quote by Angela Carter
I think the adjective post-modernist really means mannerist. Books about books is fun but frivolous.

Summary
This quote suggests that the term "post-modernist" is essentially synonymous with "mannerist." It implies that works labeled as post-modernist, which often focus on self-referential themes and intertextuality, are enjoyable but lacking in depth or seriousness. The quote indicates a preference for literature that explores other subjects beyond itself, implying that books about books are trivial or superficial in nature.