His own reflection and the changes of reality have made the episodes of Li Bai\'s ambitiousness for scholarly honor and official rank even more complicated.

The paper deals with the frontier poems of Li Yi, one of the most celebrated poets in the Tang Dynasty, concluding that Lis own personality and the social environment then led to his pieces of merit thoughts, individualistic heroism and nationalicm.

From the analyzable viewpoint of thermodynamics,the ideal work and lost work of a chemical reaciton is discussed and its calculating methods are also introduced in this paper,which brings forward some valuable suggestions for the methods of heat moving and heat supplying of exothermic and endothermic reaction.

In this paper,we mainly discussed the definition of ideal functionality of identity-based encryption schemes.

In the abnormal scholar cultural atmosphere after the Yuanjia period in Liu s Song Dynasty(a time of the Nan and Bei Dynasty in Chinese history),Jiang Yan s mentality of "hating people" originated from his Confucian ideal of "rendering meritorious service" which he always held in his early years.