As a general rule, man strives to avoid labor. Love for work is not at all an inborn characteristic: it is created by economic pressure and social education. One may even say that man is a fairly lazy animal. It is on this quality, in reality, that is founded to a considerable extent all human progress; because if man did not strive to expend his energy economically, did not seek to receive the largest possible quantity of products in return for a small quantity of energy, there would have been no technical development or social culture.

England is nothing but the last ward of the European madhouse, and quite possibly it will prove to be the ward for particularly violent cases.

The pillars of Hercules of the United States are vulgarity and stupidity.

Our differences with [Joseph] Stalin are entirely of a strategical character.

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.

Is it possible to fulfill this task, is it possible to achieve the definite victory of Socialism in one country without the combined efforts of the proletarians of several advanced countries? No, it is impossible.

The clearer and deeper the public opinion of the world, in the first instance the opinion of the working masses, will understand the contradictions and the difficulties of the socialist development of an isolated country, the higher will it appreciate the results achieved. The less it identifies the fundamental methods of Socialism with the zigzags and errors of the Soviet bureaucracy, the less will be the danger that, by the inevitable revelation of these errors and of their consequences, the authority, not only of the present ruling group, but of the workers' State itself, may decline.