Freedom is always and exclusively freedom for the one who thinks differently.

We will be victorious if we have not forgotten how to learn.

The clergy, no less than the capitalist class, lives on the backs of the people, profits from the degradation, the ignorance and the oppression of the people.

Marxism must abhor nothing so much as the possibility that it becomes congealed in its current form. It is at its best when butting heads in self-criticism, and in historical thunder and lightning, it retains its strength.

Before a revolution happens, it is perceived as impossible; after it happens, it is seen as having been inevitable.

The more that social democracy develops, grows, and becomes stronger, the more the enlightened masses of workers will take their own destinies, the leadership of their movement, and the determination of its direction into their own hands.

Freedom only for the members of the government, only for the members of the Party - though they are quite numerous - is no freedom at all.