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.

Given the prevailing lack of discipline, it would have been impossible to use Congolese machine-gunners to defend the base from air attack: they did not know how to handle their weapons and did not want to learn.

We cannot be sure of having something to live for unless we are willing to die for it.

We travel just to travel.

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 problem of peaceful transition to socialism, we do not discuss it as a theoretical question. But in America it is very difficult, and it is nearly impossible. That is why specifically in America we say that the road to the liberation of peoples, which will be the road of socialism will go through bullets in almost all countries.

The socialist countries have the moral duty of liquidating their tacit complicity with the exploiting countries of the West.