Only the defeat of the proletariat in Germany in 1923 gave the decisive push to the creation of Stalin's theory of national socialism: the downward curve of the revolution gave rise to Stalinism, not to the theory of the permanent revolution, which was first formulated by me in 1905. This theory is not bound to a definite calendar of revolutionary events; it only reveals the world-wide interdependence of the revolutionary process.

The historic ascent of humanity, taken as a whole, may be summarized as a succession of victories of consciousness over blind forces - in nature, in society, in man himself.

Fascism is a caricature of Jacobinism.

There are no absolute rules of conduct, either in peace or war. Everything depends on circumstances.

The United States is not only the strongest, but also the most terrified country.

Terror, as the demonstration of the will and strength of the working class, is historically justified, precisely because the proletariat was able thereby to break the political will of the intelligentsia, pacify the professional man of various categories and work, and gradually subordinate them to its own aims within the field of their specialties.

In the appendix to my History of the Russian Revolution I give a detailed and documented study of the ideas of the Bolshevik party on the October revolution. This study, I hope, will make it impossible in the future to ascribe to [Vladimir] Lenin the theory of Socialism in a single country.