Created page with "There are four types of known the Rumsfeld ''three'': *'''Known knowns''': Things you know you know; *'''Known unknowns''': Things you know you don’t kn..."
(Created page with "There are four types of known the Rumsfeld ''three'': *'''Known knowns''': Things you know you know; *'''Known unknowns''': Things you know you don’t kn...")