李栗谷是韓國朝鮮朝的名儒，他的修養論是以誠意為主的。本文分析其誠意論的內容及特色，分以下三節： (1)栗谷對心、性、情、意的分析； (2)栗谷對「情意二歧」論的批評； (3)栗谷誠意論的意義。 栗谷的誠意論，重視意之商量計較的意義，即重意的認知性，兩他認為格物致知是誠意的先行工夫，故栗谷的誠意論以「主智」為其特色。

　　　　　Lee Yul-gok 李栗谷 was an eminent Confucian in the Chosan Dynasty of Korea. This Essay aims to show that, in essence, his theory of Cheng-i is intellectually oriented. In his view, the intellectual function of i 意 is the core of his theory, and ke-wu 格物 and cbih-chih 致知 are the preliminary steps of spiritual cultivation. This essay is thus composed of three parts: The first explores Lee's analysis of hsin 心, hsing 性, ching情, and i 意. The second part is an examination of Lee's criticism of the dichotomy of the origins of ching and i. In conclusion, I characterize Lee's theory of cheng-i1&.& as being intellectually oriented.