What Makes an Ideal Quote? Recommending "Unexpected yet Rational" Quotations via Novelty

ArXi:2602.22220v2 Announce Type: replace-cross Quotation recommendation aims to enrich writing by suggesting quotes that complement a given context, yet existing systems mostly optimize surface-level topical relevance and ignore the deeper semantic and aesthetic properties that make quotations memorable. We start from two empirical observations. First, a systematic user study shows that people consistently prefer quotations that are ``unexpected yet rational'' in context, identifying novelty as a key desideratum.