The more a ruling class is able to assimilate the most prominent men of a ruled class, the more solid and dangerous its rule.

A nation that enslaves another forges its own chains.

Anyone who knows anything of history knows that great social changes are impossible without feminine upheaval. Social progress can be measured exactly by the social position of the fair sex, the ugly ones included.

The philosophers have only interpreted the world, in various ways: the point, however, is to change it.

Crack-brained meddling by the authorities [can] aggravate an existing crisis.

When the labourer co-operates systematically with others, he strips off the fetters of his individuality, and develops the capabilities of his species.

Language is as old as consciousness, language is practical, real consciousness that exists for other men as well, and only therefore does it also exist for me; language, like consciousness, only arises from the need, the necessity, of intercourse with other men.