The bourgeoisie cannot exist without constantly revolutionizing the instruments of production, and thereby the relations of production, and with them the whole relations of society.

The executive of the modern state is but a committee for managing the common affairs of the whole bourgeoisie.

The English have all the material requisites for the revolution. What they lack is the spirit of generalization and revolutionary ardour.

The writer must earn money in order to be able to live and to write, but he must by no means live and write for the purpose of making money.

The French need a thrashing. If the Prussians win, the centralization of state power will be useful for the centralization of the German working class. German predominance would also transfer the center of gravity of the workers' movement in Western Europe from France to Germany, and one has only to compare the movement in the two countries from 1866 until now to see that the German working class is superior to the French both theoretically and organizationally.

Communism is the riddle of history solved, and it knows itself to be this solution.

The meaning of peace is the absence of opposition to socialism.