雖說「復仇」觀念由來已久，溯源自「生物性本能」。但隨著社會不斷演變，復仇原始的面貌也逐漸改變。以兩漢為例，由於社會普遍存有「慕俠尚氣」的風氣，對於「復仇」產生相當程度的影響。「俠」的形象，紛紜而神秘。他或是正義的使者，以義氣相尚，急人之難，死而不悔；又或是結黨群眾，任俠行權，漁食□里；甚者藏亡匿死，作姦剽攻，鑄錢掘家，州里患之。本文旨在探討之復仇現象，從當時社會「慕俠尚氣」的心理結構，蠡測其與復仇風氣間之關係。因此本文的重點，乃從當時特有的期待視野詮釋「游俠」的意義，以及由此體現出來的可能價值取向，藉此以一窺兩漢之復仇現象，在「慕俠尚氣」的心理結構下，衍生出來的變化軌跡與文化意涵。

Even though the concept of 「vengeance」 was originated long time ago; it originated from the 「physiological appetence」. The original appearances of vengeance were changed little by little as a result of the society no longer goes the same way. In Han Danasty’ society usually had the 「Chivalry Admiration and Spirit Advocated」 climate everywhere. It affected the viewpoint of vengeance. The image of arrant knight included many different evaluations. Maybe they were heroes heroes to help peoples but no recompense or are the person who make friends、provide for guest、break the law and help peoples. This article is talking about the relationships between vengeance and arrant knight in Han Dynasty. So the focus of this article is the meaning through to probe into influences on the viewpoint of vengeance, which were caused from the 「chivalry Admiration and Spirit Advocated」 psychological structure.