Sometimes quantity has a quality all its own.
The most important thing when ill is to never lose heart.
Despair is typical of those who do not understand the causes of evil, see no way out, and are incapable of struggle. The modern industrial proletariat does not belong to the category of such classes.
Learning is never done without errors and defeat.
For the complete extinction of the state, complete Communism is necessary.
One cannot live in society and be free from society.