[Rumsfield's] reply included a complex formulation that would become inextricably associated with him: 'There are known knowns. These are things we know that we know. There are known unknowns. That is to say, there are things that we know we don't know. But there are also unknown unknowns. There are things we don't know we don't know. Ian Leslie
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More Quotes By Ian Leslie
  1. Ignorance as a deliberate choice, can be used to reinforce prejudice and discrimination.
  2. ... knowing what not to know was itself indispensable knowledge.
  3. Only fiction has the power to cross the mental barricades, to make strangers intelligible to each other, because it moves people's hearts as well as engaging their minds.
  4. Sir Ken Robinson’s 2008 talk on educational reform–entitled “Do Schools Kill Creativity?”–has now been viewed more than 4 million times. In it Robinson cites the fact that children’s scores on standard tests of creativity decline as they grow older and advance through the educational system....
  5. It's only people, as far as we know, who look up at the stars and wonder what they are.
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