Socialism sees humans as social creatures united by a common humanity.
Social Democrats focus on human potential, not just current behavior.
People solve problems through community, not just individualism.
Both revolutionary and SD socialists blame capitalism for corrupting human nature (individualism/consumerism).
Crossland is optimistic: education + innate fairness can overcome inequality.
Luxembourg agrees—humans are naturally cooperative, generous, and altruistic.
Fraternity survives in working-class communities despite capitalism.