It is strange to think of these ex-Marxists—philosophical optimists if ever such have existed—submitting to the melancholy spectacle of the crumbling prehistoric past. They have moved not only from optimism to pessimism, but from certainty to systematic doubt. For, according to Lévi-Strauss, research in the field, “where every ethnological career begins, is the mother and nursemaid of doubt, the philosophical attitude par excellence.” In Lévi-Strauss’ program for the practicing anthropologist in Structural Anthropology, the Cartesian method of doubt is installed as a permanent agnosticism.
...more

