"The Jewish Nigger Lassalle is fortunately leaving at the end of this week... It is now completely clear to me that, as his cranial structure and hair texture prove, he descends from the Negroes who jo…"

"The bourgeoisie has stripped of its halo every occupation hitherto honoured and looked up to with reverent awe. It has converted the physician, the lawyer, the priest, the poet, the man of science, in…"

"The bourgeoisie, historically, has played a most revolutionary part."

"The only antidote to mental suffering is physical pain."

"Too great seriousness is the most ludicrous thing of all, and too great modesty is the bitterest irony."