Vladimir_Nesov comments on Supernatural Math - Less Wrong

1 Post author: saturn 19 May 2009 11:31AM

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Comment author: Vladimir_Nesov 19 May 2009 01:00:46PM 3 points [-]

Now, notwithstanding the above, does 2+2 really equal 4, independent of any human thoughts about it? The answer is we can't know.

We can and do know that, though we can't be absolutely certain. There are different shades of certainty, not at all blurred together in the uniform "we can't know".