Liberalism regards life as an adventure in which we must take risks in new situation, in which there is no guarantee that the new will always be the good or the true, in which progress is a precarious achievement rather than inevitability.

Rational science treats its credit notes as always redeemable on demand while non-rational authoritarianism regards the demand for the redemption of its paper as a disloyal lack of faith. From his work Reason and Nature:
To be sure the vast majority of people who are untrained can accept the results of science only on authority.

Cohen. He was father to Felix S. Morris Raphael Cohen (July 25 1880 – January 28 1947) was an American philosopher lawyer and legal scholar who united pragmatism with logical positivism and linguistic analysis.