The revolution has its own laws: in the period of its culmination it pushes the most highly developed, determined and far-seeing stratum of the revolutionary class to the most advanced positions.

The creative union of the conscious with the unconscious is what one usually calls 'inspiration.'

To overthrow the power of the bourgeoisie and to establish the power of the proletariat in one country still does not signify the full victory of Socialism.

If you cannot convince a Fascist, acquaint his head with the pavement.

There is no justice in bureaucracy for the individual, for bureaucracy caters only to itself. One cannot practice the same bureaucracy as one is fighting against.

Ideas that enter the mind under fire remain there securely and for ever.

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