protect nature—all nature eventually—by bringing out its potentialities, the test of
perfection being primarily usefulness for human purposes; while on the stewardship role,
like that of a farm manager, is to make nature productive by his efforts though not by
means that will deliberately degrade its resources” (Routley, 1973, p. 2)
of Philosophy, No. 1 (1973), pp. 205-10