The merit of Marx is that he suddenly produces a qualitative change in the history of social thought. He interprets history, understands its dynamic, predicts the future, but in addition to predicting it (which would satisfy his scientific obligation), he expresses a revolutionary concept: the world must not only be interpreted, it must be transformed. Man ceases to be the slave and tool of his environment and converts himself into the architect of his own destiny.

A revolutionary must become a cold killing machine motivated by pure hate. We must create the pedagogy of the paredón [execution wall].

Democracy cannot consist solely of elections that are nearly always fictitious and managed by rich landowners and professional politicians.

I finally felt myself lifted definitively away on the winds of adventure toward worlds I envisaged would be stranger than they were, into situations I imagined would be much more normal than they turned out to be.

The spectacular landscape circling the fortress supplies an essential backdrop, inspiring dreamers to wander its ruins for the sake of it; North American tourists, bound down by their practical world view, are able to place those members of the disintegrating tribes they may have seen in their travels among these once-living walls, unaware of the moral distance separating them, since only the semi-indigenous spirit of the South American can grasp the subtle differences.

The ultimate and most important revolutionary aspiration: to see human beings liberated from their alienation

What do we leave behind when we cross each frontier? Each moment seems split in two: melancholy for what was left behind and the excitement of entering a new land.