Igualdade

"[F]ormal equality before the law is in conflict, and in fact incompatible,with any activity of the govenment deliberately aiming at material or substantive equality of different people, and ..  any policy aiming at a substantive ideal of distributive justice must lead to the destruction of the Rule of Law. To produce the same result for different people, it is necessary to treat them differently." 

Friedrich Hayek in The Road to Serfdom (Bruce Caldwell, editor, Univ. of Chicago Press, 2007 edition), p. 117: