Scientific knowledge advances haltingly and is stimulated by contention and doubt.
Claude Levi-StraussThere is today a frightful disappearance of living species, be they plants or animals. And it's clear that the density of human beings has become so great, if I can say so, that they have begun to poison themselves. And the world in which I am finishing my existence is no longer a world that I like.
Claude Levi-StraussJust as the individual is not alone in the group, nor anyone in society alone among the others, so man is not alone in the universe.
Claude Levi-StraussI can't help thinking that science would be more appealing if it had no practical use.
Claude Levi-Strauss