(September 8, 2015 at 10:31 pm)Losty Wrote:(September 8, 2015 at 10:30 pm)Alex K Wrote: If both always told the truth, we'd have to believe the first guy, who claims that one of them always lies. This contradicts the original assumption that both tell the truth
But it doesn't say always.
Sorry, see my edit (which I had to add because you started it

The fool hath said in his heart, There is a God. They are corrupt, they have done abominable works, there is none that doeth good.
Psalm 14, KJV revised edition