The Multi-meaning of Rationality and Appropriate Rationality

Rationality is a notion with multi meaning such as logic rationality,regularity rationality,fact rationality,efficient instrumental rationality,utilitarian rationality,the rationality that acts in accordance with measures and purposes,the rationality of game theory,the rationality of abiding by morality and social rules and so on.Rationalities in different aspects all have their own limitations.Amplify rationality in a certain aspect inappropriately and take it as a standard of rationality,and we will divoree owrselves from the realistic activities.The rationality of man in real life is one in the appropriate movement.It is a rationality that is limited,specific and dialectical.The forms of rationality we should take depend heavily on space,time,scope,circumstance and the cultural symbolic system.