Du Fu's life, stretched across in the glorious age of Tang poetry Tang; Du Fu's trail, trod the great river north and south. He once grandly sang in a loud voice for the glorious age of Tang poetry national strength owerful mountains and rivers sings joyfully, also once for encountered all sorts which or its sees not to be unfortunately uneven calls out in grief weeps bitterly, once for social crisis bosom sorrow which soon foresaw multifarious. As China ancient times the great realistic poet, illuminated the poetry of historical significance a generation of poem Saint, his poem direct-viewing its mind world, his poem has recorded mental journey all sufficiently by the artistic form. Generally the writer encounters the reality the ridge , is uneven for Shu Xiexin, or some adopt the escape, lives in seclusion the imperial sacrifices gate; Some curious narrow-minded and short-tempered, abandons oneself to Bohemianism; But some are retires the wooded mountain, the what is more hides in directly tours the immortal ghost the world to come travel of the daydream. But regarding was born in the trend “the edge officials aristocratic family” Du Fu, was withstanding the pain and the misery; In realizes in diligently the process which the society returns, although the actual status already declined, but the realistic dream and the ideal dream actually never have stopped. This article this “how “the focal point which by the dream self-indication”, the dream poem pays attention”, “the dream poem ideal condition” and so on aspects performs the contemplation Du Fu's mood point of view, the ideological concept, as soon as and peeps him who excels at the practical style, has differently what with the romantic technique's Li Bai dream.