Abstract: Any absolutist,no matter how good his virtue is,and no matter what achievements he has made,must have conducted great crimes toward the whole society and every individual,because he has violated the principles of political equality,economic equality,and chance equality;he has violated political freedom,economic freedom and ideological freedom;he has violated the principles of human right,humanism,and justice.Thus he must be one to prevent social development and cause social stagnancy.

Key words: constitution, government, historical necessity