« The most egregious biases in the processing of information are the result of the s e l e c tion of a staff who think what to think, who have internalized a common sense of the profession and have adapted to the constraints of owners, organizations, the market and political power. Censorship here is mainly the self-censorship of presenters and journalists subjected to their sources and the organisational constraints of the media, and also of their higher colleagues in the hierarchy, s e l e c ted to impose constraints. »

« Any attack on intellectual freedom and the notion of objective truth threatens all sectors of thought in the long term. »

« There is also a natural but unfortunate tendency to "extrapolate" from the finger of knowledge reached by careful experimental work and rigorous treatment of facts, to conclusions of much broader meaning and of great social importance. This is a serious problem. Experts have a duty to clearly mark the current limitations of their knowledge and the results they have achieved so far, and a rigorous analysis of these limitations will demonstrate, I believe, that in almost all areas of the social and behavioural sciences, the current results would not support such an "extrapolation". »