| Urgent sense is an important origin of Chinese historical and cultural traditions. Wei Yuan (1794—1857) was a important person in the modern history of China, this was the time when China suffered serious internal and external problems. He paid attention to the increasingly serious social and ethnic crisis, which got to the pink before and after the first Opium War. This article revealed Wei Yuan's urgent sense before and after the first Opium War, from its Causes, ideological content, performance and practice, its impact.First, we analyses the main cause of Wei Yuan's urgent sense formed before and after the first Opium War, which from the social realistic situation of internal and external problems Qing Dynasty faced, his early family education and the early school experience, the impact from his teachers and friends.Second, this article revealed the ideological spring and content of Wei Yuan's urgent sense before and after the first Opium War, which include the thought of mastering classics and applying it in practice, reform ideology and the ideology of learn from the west, besides those, the national crisis ideology, the sense of duty and the sense of be eager to make progress.Third, this article revealed the performance and practice of Wei Yuan's urgent sense before and after the first Opium War. Before the war, he paid more attention to the reform the manufacture and management of salt, the management of the Great Canal and the irrigation works. After the war, he paid his most attention to how to keep Qing Dynasty from Western invade, how to shorten the gap between East and West, and the ideology of learn from the West.Forth, this article revealed the impact, include the impact to the movement of learn from the West and the Reform Movement, of Wei Yuan's urgent sense before and after the first Opium War.Last, this article announced that the leader of Qing Dynasty could not understand Wei Yuan's urgent sense, but gave later ages a valuable spirit legacy. The later ages struggle for the safety all learned a lot form Wei Yuan's urgent sense, that explicit shown Wei Yuan's urgent sense had been of great historical valuable. |