Life is not an easy matter... You cannot live through it without falling into frustration and cynicism unless you have before you a great idea which raises you above personal misery, above weakness, above all kinds of perfidy and baseness.

In France, the leader of Jacobinism perished on the guillotine; with us, the change of leadership was achieved by means of arrest and banishment. The technique of the process is gentler, but its essence is the same.

It is quite clear that the German and Chinese revolutions in case of victory would have changed the face of Europe and Asia, and perhaps of the whole world.

Where force is necessary, there it must be applied boldly, decisively and completely.

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.

Dialectical thought is related to vulgar thinking in the same way that a motion picture is related to a still photograph. The motion picture does not outlaw the still photograph but combines a series of them according to the laws of motion.

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.