The whole struggle of our Party (and of the working class movement in Europe generally) must be directed against opportunism. The latter is not a current of opinion, not a tendency; it (opportunism) has now become the organised tool of the bourgeoisie within the working class movement.
Vladimir LeninA democracy is a state which recognizes the subjection of the minority to the majority, that is, an organization for the systematic use of violence by one class against the other, by one part of the population against another.
Vladimir LeninThe leaders of the petty bourgeoisie must teach the people to trust the bourgeoisie. The proletarians must teach the people to distrust the bourgeoisie.
Vladimir Lenin