For reasons which we have already noted, the bureaucratic structure exerts a constant pressure upon the official to be "methodical, prudent, disciplined."  If the bureaucracy is to operate successfully, it must attain a high degree of reliability of behavior, an unusual degree of conformity with prescribed patterns of action.  Hence, the fundamental importance of discipline which may be as highly developed in a religious or economic bureaucracy as in the army.  Discipline can be effective only if the ideal patterns are buttressed by strong sentiments which entail devotion to one's duties, a keen sense of limitation of one's authority and competence, and methodical performance of routine activities (1968, p. 252).