Book 11: 《先進》 Xian Jin (Former Eras)
《先進》 Passage 11.20
子張問善人之道。子曰:「不踐跡,亦不入於室。」
Legge Translation (1861)
Zizhang asked what were the characteristics of the good man. The Master said: "He does not tread in the footsteps of others, but moreover, he does not enter the inner apartments of the sage."