Generally speaking, Liu Yuxi's political views are progressive, knowledgeable and keen on social and political observation. He pays attention to conception, material selection and image building, and starts with expressing rich and profound thoughts. Therefore, the world's evaluation of Liu Yuxi's poems is mainly about meaning.
Many of his poems either criticize the disadvantages of the times, satirize the powerful, or eulogize the Pingfan War to express the desire for reunification; Or describe your political career, showing a sense of righteousness; Deep thoughts. In addition, due to the use of nostalgia, chanting and other forms, the use of metaphors, symbols, allegories and other means, it seems refined and implicit. For example, the famous poem "Wuyi Xiang", such as Liu Yuxi's nostalgic poems, often only choose the scenery and details in a corner, but the space is not large, and the meaning is rich. There is one kind.
Liu Yuxi's political satires are not only pungent and sharp, but also have these characteristics, such as the famous "Show a Play to Gentlemen" and "Visit Du Xuanguan Again". This kind of satirical poems are often written with irony and twists and turns, which are more poetic and meaningful. Su Zhe once said that Liu Yuxi's poems were "profound and tortuous" in the late Ming Dynasty. It is also reflected in his poems about objects, such as the white eagle, the mosquito-gathering ballad, the hundred tongues, etc., which are sharp-edged and high-spirited, but also profound because of the way of meaning.
Liu Yuxi is also a famous materialist philosopher in the Tang Dynasty, so his poems are often a combination of image and philosophy. In many vivid poetic images, the poet's observation and reflection on social life are often reflected, and generate is a philosopher's thought spark. There are many philosophical poems in Liu's poems. Although they are not used to discuss philosophical thoughts, they are insightful and enlightening. For example, the poems in the ninth works, such as "Nostalgia for Jinling" and "Nine Poems of Langtaosha", have beautiful language and vivid images; These famous sayings are dotted in his poems, which makes his poems both aesthetic and philosophical.
Hu Zhenheng, a Ming Dynasty man, said that Liu Shi was "cheerful, fluent and full of thoughts" in Tang Yin Gui Qian. He also said: "His application seems to be nothing extraordinary, but his words are pleasing to others." These characteristics are particularly prominent in Liu Yuxi's folk songs. His poems preserve a fresh and cheerful folk sentiment, collect simple and vivid folk spoken language and describe it in the form of folk songs and ballads.