Social progress can be measured by the social position of the female sex.

I have not brought violence to you. I have not brought 'thug life' to America. I didn't create 'thug life;' I diagnosed it.

All I know is that I am not a Marxist.

Workers of the world unite! You have nothing to lose but your chains.

Society does not consist of individuals but expresses the sum of interrelations, the relations within which these individuals stand.

Modern society, which, soon after its birth, pulled Plutus by the hair of his head from the bowels of the earth, greets gold as its Holy Grail, as the glittering incarnation of the very principle of its own life.