freeCodeCampforfreeCodeCampfreecodecamp.org·Aug 14, 2019How to Discover Your Unknown KnownsBy Alon Kiriati ## Known knowns, unknown knowns and unknown unknowns It’s been almost twenty years since Donald Rumsfeld, the then US Secretary of State of Defense, said: "There are things we know that we know. There are known unknowns. That is to ...DiscussUnknown knowns
