But whatever form they may have taken, one fact is common to all past ages, viz., the exploitation of one part of society by the other. No wonder, then, that the social consciousness of past ages, despite all the multiplicity and variety it displays, moves within certain common forms, or general ideas, which cannot completely vanish except with the total disappearance of class antagonisms.
Si ajabu, basi, kwamba fahamu ya kijamaa y a zama zote zilizopita, pamoja na aina zake nyingi na mbalimbali, inakua ndani ya namna fulani za kawaida, yaani fikira za wote, ambazo haziwezi kuondoka kabisa isipokuwa kwa utowekaji wa uadui wa kitabaka.