"The working class is revolutionary or it is nothing."

"The experience of all revolutions confirms that only the proletariat, as the most advanced and consistently revolutionary class, can be the leader of the entire toiling and exploited people."

"Learning is never complete without practice."

"The development of capitalism proceeds unevenly in different countries. It cannot be otherwise under commodity production. From this, it follows that socialism cannot achieve victory simultaneously in…"

"The oppressed are allowed once every few years to decide which particular representatives of the oppressing class are to represent and repress them in parliament."