Only if you bring together the experience of the concrete struggles conducted by the real masses in the three sectors of the world (which are also called the three sectors of world revolution), then you have an overall, correct view of world reality.

Periodically, the workers do revolt against bourgeois society, not by a hundred, five hundred, or a thousand, but by the millions.

There is a process of social and of political differentiation going on in the real working class all the time.

Mistakes in themselves are unavoidable.

Workers do not strike every day, they cannot do that the way they function in the capitalist economy. The way they have to live by selling their labor power makes that impossible.

The only conclusion you can draw from the real historical movement is that by and large, in day-to-day life, what Lenin called trade union consciousness dominates the working class. I would call it elementary class consciousness of the working class.

For us, Marxism is always open because there are always new experiences, there are always new facts, including facts about the past, which have to be incorporated in the corpus of scientific socialism.