The Master replied. “He was loyal.” “Was he perfectly virtuous?” “I do not know. How can he be pronounced perfectly virtuous?
子曰：“忠矣。”曰：“仁矣乎？”曰：“未知，焉得仁？”
Source: The Analects, Gong Ye Chang V, Chapter 19
Author: Confucius
Confucius on the Nature of Loyalty: Why It Differs from Perfect Virtue
