on rt.
i'll never get over this...
known known, known unknown, unknown known, unknown unknown.
unknown known is a contradiction in terms. the rest is simple logic. work it out.
try kant for help.
there are things that you know that you know. 2+2 = 4.
there are things that you know you don't know. does pi terminate?
there cannot be things that you don't know you know. well, unless you want to get freudian.
there are thing you don't know you don't know. yet. hindsight is 20/20. newton's laws of motions needed some work.
capeche?
fwiw, it's clear now that the torture was designed to extract false confessions to justify further pre-determined policy. the debate is sort of not grounded.