History of economic thought the "age of chivalry is dead, that of sophisters, economists and calculators has succeeded, and the glory of Europe is extinguished forever." Smith's contemporary influences included François Quesnay and Jacques Turgot whom he met on a visit to Paris, and David Hume, his Scottish compatriot. The times produced a common need among thinkers to explain social upheavals of the Industrial revolution taking place, and in the seeming chaos without the feudal and monarchical structures of Europe, show there was order still. Jeremy Bentham (1748–1832) was perhaps the most radical thinker of his time, and developed the concept of utilitarianism. Bentham
Jeremy Bentham came to expressing it was in the form "the good and happiness of the members, that is the majority of the members of any state, is the great standard by which every thing relating to that state must finally be determined". The "greatest happiness principle", or the principle of utility, forms the cornerstone of all Bentham's thought. By "happiness", he understood a predominance of "pleasure" over "pain". He wrote in "The Principles of Morals and Legislation": Bentham was a rare major figure in the history of philosophy to endorse psychological egoism. Bentham was a determined opponent of religion. Crimmins observes: