A heavy progressive or graduated income tax.

There are no bigger donkeys than these workers.... Look at our 'craftsmen'; Sad that world history should be be made with such people.

Darwin's book is very important and serves me as a basis in natural science for the class struggle in history. One has to put up with the crude English method of development, of course. Despite all deficiencies not only is the death-blow dealt here for the first time to 'teleology' in the natural sciences, but their rational meaning is empirically explained.

The Jews of Poland are the smeariest of all races.

In proportion as the exploitation of one individual by another is put an end to, the exploitation of one nation by another will also be put an end to. In proportion as the antagonism between classes within the nation vanishes, the hostility of one nation to another will come to an end.

In the various stages of development which the struggle of working class against the bourgeoisie has to pass through, they always and everywhere represent the interests of the movement as a whole.

Social reforms are never carried out by the weakness of the strong; but always by the strength of the weak.