When it is useful to them, men can believe a theory of which they know nothing more than its name. - Vilfredo Pareto

Usually, so far as improvement in the people's economic conditions is concerned, humanitarians simply play the role of the busybody.

The economic and social theories used by those who take part in the social struggle ought to be judged not by their objective value but primarily for their effectiveness in arousing emotions. The scientific refutation of them which can be made is useless, however correct it may be objectively.

History is a graveyard of aristocracies.