As the founders of ideological and political education of proletariat,Marx and Engels examined the morality of ideological and political education,which was not only concerning about the morality of the subject and object of education but also concerning about the morality of the imparted contents by education as well as the moral connotation of education methods and so on.Marx and Engels thought that the ideological and political education eligible for the morality could be practiced,approved and accepted by the objects.