It was the revolutionary syndicalists, those dissidents and nonconformists of the Left, who by means of their criticism of Marxist determinism create… - Zeev Sternhell

Sorel supported this opinion and threw himself into a long and violent anti-Semitic campaign. He signed a long article in praise of Urbain Gohier, the most celebrated living anti-Semite, whom he encouraged to continue ‘maintaining that the French must defend their state, their customs, and their ideas against the Jewish invaders who want to dominate everything.’

If the Fascist ideology cannot be described as a simple response to Marxism, its origins, on the other hand, were the direct result of very specific revision of Marxism. It was a revision of Marxism and not a variety of Marxism or a consequence of Marxism...It was the French and Italian Sorelians, the theoreticians of revolutionary who made this new and original revision of Marxism, and precisely this was their contribution to the birth of the Fascist ideology.

[Fascist ideology was] a variety of socialism which, while rejecting Marxism, remained revolutionary. This form of socialism was also, by definition, anti-liberal and anti-bourgeois, and its opposition to historical materialism made it the natural ally of radical nationalism.