Class enemy is defined in socio-economic terms rather than purely social (which are even hard to define). Responding to your irony on "virtue" - there are certa

Class enemy is defined in socio-economic terms rather than purely social (which are even hard to define). Responding to your irony on "virtue" - there are certain pre-defined aspects of one's economic activity on others, for example if you are living off by owning private property and interest from this - your interested are naturally against the interest of people you are dealing with. This simple concept seems very hard to comprehend.