@froach,
Ok, I understand this whole topic is just a nonsense game, but it doesn't even work. There isn't a way to prove that truth doesn't exist, but there is a way to prove that truth does exist, which I will again attempt to show (and probably be ignored) at the end of this post. But first:
Quote:liar? doesn't it take one to know one?
This isn't true at all. There isn't even reason to believe this is true. While most people will admit that they have told lies, that doesn't mean that it is necessary that one must be a liar to know when someone is not telling the truth.
As for the nonexistence of truth:
This sentence has been considered.
I mean, come on, the thesis of this topic is a joke that a logic professor might play on his freshman class.