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Reports that say that something hasn't happened are always interesting to me, because as we know, there are known knowns; there are things we know we know. We also know there are known unknowns; that is to say we know there are some things we do not know. But there are also unknown unknowns- the ones we don't know we don't know.Donald Rumsfeld
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Those who made the decisions with imperfect knowledge will be judged in hindsight by those with considerably more information at their disposal and time for reflection.Donald Rumsfeld
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There are known knowns, things we know that we know; and there are known unknowns, things that we know we don't know. But there are also unknown unknowns, things we do not know we don't know.Donald Rumsfeld
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If it were a fact, it wouldn't be called intelligence.Donald Rumsfeld
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If in doubt, don't. If still in doubt, do what's right.Donald Rumsfeld
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Let your family, staff, and friends know that you're still the same person, despite all the publicity and notoriety that accompanies your position.Donald Rumsfeld
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Don't necessarily avoid sharp edges. Occasionally they are necessary to leadership.Donald Rumsfeld
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In our system leadership is by consent, not command. To lead a President must persuade. Personal contacts and experiences help shape his thinking. They can be critical to his persuasiveness and thus to his leadership.Donald Rumsfeld
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Presidential leadership needn't always cost money. Look for low- and no-cost options. They can be surprisingly effective.Donald Rumsfeld
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Be yourself. Follow your instincts. Success depends, at least in part, on the ability to 'carry it off.'Donald Rumsfeld