...[G]great progress was evident in the last Congress of the American 'Labor Union' in that among other things, it treated working women with complete equality. While in this respect the English, and still more the gallant French, are burdened with a spirit of narrow-mindedness. Anybody who knows anything of history knows that great social changes are impossible without the feminine ferment. Social progress can be measured exactly by the social position of the fair sex (the ugly ones included).

— Karl Marx

Go on, get out! Last words are for fools who haven't said enough!

— Karl Marx

He freed man from outer religiosity because he made religiosity the inner man. He freed the body from chains because he enchained the heart.

— Karl Marx

History does nothing; it does not possess immense riches, it does not fight battles. It is men, real, living, who do all this.

— Karl Marx

History is not like some individual person, which uses men to achieve its ends. History is nothing but the actions of men in pursuit of their ends.

— Karl Marx

History repeats itself, first as tragedy, second as farce.

— Karl Marx

Hitherto men have always formed wrong ideas about themselves, about what they are and what they ought to be. They have arranged their relations according to their ideas of God, of normal man, etc. The products of their brains have got out of their hands. They, the creators, have bowed down before their creations.

— Karl Marx

I am a machine condemned to devour books.

— Karl Marx

If conquest constitutes a natural right on the part of the few, the many have only to gather sufficient strength in order to acquire the natural right of reconquering what has been taken from them

— Karl Marx

Ignorance never yet helped anybody.

— Karl Marx