The fall of the present bureaucratic dictatorship [in the Soviet Union], if it were not replaced by a new socialist power, would thus mean a return to capitalist relations with a catastrophic decline of industry and culture.

Simultaneously the Left Opposition in the course of several years carried on a struggle against the Stalinists in favor of collectivization.

The history of a revolution is for us first of all a history of the forcible entrance of the masses into the realm of rulership over their own destiny.

The struggle against war and its social source, capitalism, presupposes direct, active, unequivocal support to the oppressed colonial peoples in their struggles and wars against imperialism. A 'neutral' position is tantamount to support of imperialism.

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

A means can be justified only by its end. But the end in its turn needs to be justified.

The end may justify the means as long as there is something that justifies the end.