"[T]o entrust to science—or to deliberate control according to scientific principles—more than scientific methods can …"

"[T]he confidence in the unlimited power of science is only too often based on a false belief that the scientific meth…"

"The conflict between what in its present mood the public expects science to achieve in satisfaction of popular hopes …"

"If I am not mistaken, psychology, psychiatry and some branches of sociology, not to speak about the so-called philoso…"

"The chief point we must remember is that the great and rapid advance of the physical sciences took place in fields wh…"

"The picture of man as a being who, thanks to his reason, can rise above the values of his civilisation, in order to j…"

"On the other hand, the economists are at this moment called upon to say how to extricate the free world from the seri…"

"It seems to me that this failure of the economists to guide policy more successfully is closely connected with their …"

"Unlike the position that exists in the physical sciences, in economics and other disciplines that deal with essential…"

"I am certain, however, that nothing has done so much to destroy the juridical safeguards of individual freedom as the…"