Is “The image of a rude, reckless, and irritable brute” true?
based on fact
The Records of the Three Kingdoms, Biography of Zhang Fei, states that he 'respected gentlemen but was harsh on common soldiers'; official histories record his strict military discipline, far from a simple brute.
Zhang Fei
In official histories, he is a famous general who respects gentlemen but is harsh on common soldiers, skilled in both civil and military affairs; in novels, he is often depicted as a rough and rude man.