It was used by Socialists against Communists, and was meant to separate out Socialists who believed in egalitarian moral ideas from dogmatic Communists who would advocate and defend party positions regardless of their moral substance.
Socijalisti su ga koristili protiv komunista, i trebalo je da odvoji socijaliste koji veruju u egalitarne moralne ideje od dogmatskih komunista koji bi zastupali i branili partijske pozicije bez obzira na njihovu moralnu supstancu.