All historical changes finally boil down to the replacement of one ruling class by another. All talk about democracy, liberty, equality, fraternity, all revolutionary movements, all visions of Utopia, or ‘the classless society’, or ‘the Kingdom of Heaven on earth’, are humbug (not necessarily conscious humbug) covering the ambitions of some new class which is elbowing its way into power.

George Orwell (1903-1950) English journalist, essayist, writer [pseud. of Eric Arthur Blair]

Essay (1946-05), “Second Thoughts on James Burnham,” Polemic Magazine
    (Source)

Summarizing Burnham's view of history as given in The Machiavellians (1942). Orwell does not agree with Burnham's thesis.

Published separately as a pamphlet, James Burnham and the Managerial Revolution (1946).