Public management research: The triumph of art over science

If the lights that guide us ever go out, they will fade little by little, as if of their own accord. Confining ourselves to practice, we may lose sight of basic principles, and when these have been entirely forgotten, we may apply the methods derived from them badly; we might be left without the capacity to invent new methods, and only able to make a clumsy and an unintelligent use of wise procedures no longer understood.