So far as this is the case, it is evident that government, by excluding or even by superseding individual agency, either substitutes a less qualified instrumentality for one better qualified, or at any rate substitutes its own mode of accomplishing the work, for all the variety of modes which would be tried by a number of equally qualified persons aiming at the same end; a competition by many degrees more propitious to the progress of improvement than any uniformity of system. - J.S. Mill, Principles of Political Economy with some of their Applications to Social Philosophy