发人深思

Explanation: Depth: unlimited, no end. Inspire people to think deeply. Describe the language or the article has a profound meaning, it is interesting. 　　Usage: And language style; as the predicate attribute; refer people to ponder 　　Source: Jing Fu "stick": "Although nothing exciting, we rather thought-provoking, gut emotional pull people." Thesaurus:  set people thinking, Sobering