Liberalism is an attitude rather than a set of dogmas - an attitude that insists upon questioning all plausible and self-evident propositions, seeking not to reject them but to find out what evidence there is to support them rather than their possible alternatives.

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.