Redundant A rmation , Deliberation and Discourse

One of the fruits of the Gricean program is the distinction between those truth-conditional aspects of the meaning of utterances that are part of semantics proper, entailments, and those non-logical `pragmatic' aspects of the meaning of an utterance such as conversational implicatures. Thus in 1, the speaker asserts that Kim ate some of the cookies, but may intend to communicate in fact that Kim didn't eat all of the cookies.