1, Zhong Rong's evaluation of Cao Zhi in On Cao Zhi not only affirmed his literary achievements, but also criticized his moral character.
2. Zhong Rong appreciates Cao Zhi's talent and thinks that his literary achievements surpass his brother Cao Cao's, but he also points out Cao Zhi's style of "beauty-seeking" and his shortcomings such as indulging in debauchery, lack of discipline and being good at fabricating facts.