Before revision: In it, Rumsfield initially defines "unknown knowns" as "the things you think you know, that it turns out you did not", and toward the end of the film he defines the term as "things that you know, that you don't know you know".Morris, Errol (Director) (December 13, 2013).
After revision: In it, Rumsfeld initially defines "unknown knowns" as "the things you think you know, that it turns out you did not", and toward the end of the film he defines the term as "things that you know, that you don't know you know".Morris, Errol (Director) (December 13, 2013).