rumsfeld
- Karma
- 1
- Created
- May 28, 2015 (11y ago)
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- 0
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.
...but we don't know what we don't know.