Technological discoveries are the spermatozoa of social change.

I was a Labour Party man but I found myself to the left of the Labour party in Nelson, militant as that was. I came to London and in a few months I was a Trotskyist.

The country has undergone a profound social upheaval, the greatest the proletariat has ever known.

I must say the idea of a United Africa was nonsense.

The race question is subsidiary to the class question in politics, and to think of imperialism in terms of race is disastrous. But to neglect the racial factor as merely incidental is an error only less grave than to make it fundamental.

In the last quarter of the eighteenth century bourgeois Europe needed to emancipate itself from that combination of feudalism and commercial capitalism which we know as mercantilism.

As the class struggle sharpens in the U.S. Marxism will come into its own as a great popular study.