天台一心三觀與佛身觀運用之異解——以知禮與仁岳之觀點為主=The Different Perspectives in Executing A Moment of Thought and “Buddha-kāya,” in Tiantai–Regards Zhili（知禮）and Renyue（仁岳）as Principle
Tiantai school in Northern Song achieve the peak in theory school development. Growing different Tiantai’s sects- Shan-chia, Shan-wai and Ho-Shan-wai. However the important persons about the Tiantai’s criticism - Siming Zhili (Shan-chia) and Jingjue Renyue (Ho-Shan-wai) who leave his teacher and hold their points. The important on their debates is about the practice of different opinion- interpretation of “Buddha-kāya”. This is the studying importance on the article.
Zhili’s interpretation of “Nien-fo” is “Expressions yuexinguannian” and Renyue is “Expressions she-fo-gui-xin”. Two both interpreted the interpretation of “Nien-fo” to Tiantai’s different practice views, and presented the distinctive Tiantai’s practice. Zhili advocated “the double Activeness and Passiveness”, but Renyue advocated “from Phenomena to illustrate Principle”.
Using the “Nien-fo” practice, Zhili distinguished “Buddha-kāya” sheng shen from zunte shen by “zhen-zhong-gan-ying”; Renyue distinguished Trikaayaa by the points of Li and shih, expedient and real, “Substance and Function” etc.
In Tiantai’s history, the teaching and meditation advocated by Zhili(Shan-chia) is the predominated. But attentive inquiring into Renyue’s points about the teachings and meditation techniques of Tientai School. Having the rationality of the sūtras and āstras basis, and easy to practice the Tiantai’s Nien-fo meditation. His point provided the studying Tiantai’s persons with the other understanding point of view, have a far-reaching influence.
