All military services have long ago learned that the officer who has given an order goes out and sees for himself whether it has been carried out. At… - Peter Drucker

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All military services have long ago learned that the officer who has given an order goes out and sees for himself whether it has been carried out. At the least he sends one of his own aides — he never relies on what he is told by the subordinate to whom the order was given. Not that he distrusts the subordinate; he has learned from experience to distrust communications.