Three keys to success: read, read, read.

The only one who doesn't make mistakes is the one who doesn't do anything.

Crime is a product of social excess.

In the last analysis, productivity of labour is the most important, the principal thing for the victory of the new social system.

During the lifetime of great revolutionaries, the oppressing classes constantly hounded them, received their theories with the most savage malice, the most furious hatred and the most unscrupulous campaigns of lies and slander. After their death, attempts are made to convert them into harmless icons, to canonize them, so to say, and to hallow their names to a certain extent for the “consolation” of the oppressed classes and with the object of duping the latter, while at the same time robbing the revolutionary theory of its substance, blunting its revolutionary edge and vulgarizing it.

When we are victorious on a world scale I think we shall use gold for the purpose of building public lavatories in the streets of some of the largest cities of the world.

Unity must be won, and only the workers, the class-conscious workers themselves can win it - by stubborn and persistent effort.