Under all conditions, well-organized violence seems to him the shortest distance between two points.

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

Root out the counterrevolutionaries without mercy, lock up suspicious characters in concentration camps... Shirkers will be shot, regardless of past service.

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.

It is therefore not true that the mere existence of the Soviet Union is capable of assuring the victory of the revolution in other countries.

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

What shall we call an "immediate possibility"? In 1923 the situation in Germany was profoundly revolutionary, but what was lacking for a victorious revolution was a correct strategy.