H. P. Grice's Principle of Conversational Co-Operation

conversational co-operation – used by Grice WOW:368 – previously, ‘rational cooperation’ – what cooperation is not rational? He uses ‘converational cooperation” and “supreme principle of conversational cooperation” (369). He uses ‘supreme conversational principle” of “cooperativeness” (369), to avoid seeing the conversational imperatives as an unorganized heap of conversational obligations.