本文是语用信息本质的定性研究。对Grice和Sperber&Wilson(以下简称S&W )语用学理论的重新审视表明 ,从“意义”到“信息”的转变是语用原则形态从合作向关联演化的深层依据 ,而这一转变是对语言信递和语用信息本质的必然逼近。本文以维纳的物质 -能量 -信息三分说为认识论基础 ,追溯了前语言阶段语言信递的历时发生的信息动因和本源 ,并在此基础上初步探讨了语言功能演化的语用信息原型 This article is a qualitative study of the nature of pragmatic information. A re-examination of Grice and Sperber & Wilson’s pragmatic theory shows that the shift from “meaning” to “information” is a deep basis for the evolution of pragmatic principles from cooperation to association, Necessary approximation of the essence of handing and pragmatic information. This article takes Wiener’s material-energy-information one-third as the epistemological basis, tracing the diachronic motivation and source of linguistic communication in the pre-linguistic stage, and on the basis of which, the pragmatic information prototype