Du Fu, a great poet of social realism in the golden age of Tang Dynasty, had the titles of "history of poetry" and "sage of poetry;" for the real situation in the society and what the country encountered, he had deeper thoughts, and realization than ordinary people. Seeing the monarch and his subjects' dissipation, pride and extravagance, and using force at the border al1 the year round, so that people could not live in peace, resulting in the An-shi Rebellion, and the national strength's changing from prosperity to decline, in his poems, the roar of justice was aroused, revealing the great times' disorder, deep sorrow, his own depression in the depth of his soul and his worry; final1y these became immortal epic poems that touch people's hearts and that have been spread through al1 ages.Du Fu grew up under the civilization education of the flourishing age of Tang Dynasty, was from an excel1ent family of scholars, and his entire early adulthood and prime of life were during the Kaiyuan period. He got the confidence for keeping forging ahead from the great ambition and active thought of the contemporaries, absorbed abundant nutrition from the high achievement of literature and art in the generation, and his unique personality traits were cultivated gradual1y. As the saying goes, "a person's personality is just like what he writes; the writing of a person is just like his character;" the works and an author are closely related and combined, and the messages such as a poet's character, philosophy, belief, life course, experience in life, and the pulsation of the times and the environment, are usually revealed in the works.The research made the exposition on the deep meaning and spirit presenting from Du Fu's personality traits and poetic style features. Du Fu had typical temperament of a Confucian scholar, the thought with bosom of indiscriminate love, and the feelings of bemoaning the state of the universe and pitying the fate of mankind, accomplishing the poetic style features with humanistic spirit. As for its meaning manifesting in education for students nowadays, his being the apotheosis of personality, his thought and feelings, and the spiritual enlightenment have deep significance, and are worthwhile for us to think and learn.