Kanoks julekalender

1. december 2009

Dagens billede

Dagens tekst

As we know, there are known unknowns.

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.

Dick Cheney