The output of a manager is the output of the organizational units under his supervision or influence.
(some other ways of looking at management: management is getting work done through other people, or bringing people together to accomplish desired goals)
Reports are more a medium of self-discipline than a way to communicate information. Writing the report is important; reading it often is not.
Like a housewife’s, a manager’s work is never done. There is always more to be done, more that should be done, always more than can be done.
[manager] should move to the point where his leverage will be the greatest.
The art of management lies in the capacity to select from the many activities of seemingly comparable significance the one or two or three that provide leverage well beyond the others and concentrate on them.
delegation without follow-through is abdication.
if you have a choice you should delegate those activities you know best.
supervisory should have six to eight subordinates; … a manager should allocate about a half day per week to each of his subordinates.
The … important production concept we can apply to managerial work is to strive toward regularity.
– High Output Management by Andrew S. Grove