一人敌

Explanation: That bold courage, just enough to the enemy one. 　　Source: A phrase from "Mencius Wang II" Fu Fu Jian illness as, say 'He is evil dare I zai! 'This bold courage, the enemy of a person who has. " 　　Examples: Sword, ~, lack of school; school people the enemy. ★ "Records of Xiang Yu the century"