A Question of Truthiness

While we’re on the subject of Stephen Colbert (well, not really)…

Would you rather someone told you the “truth” or told you the “Truth”?

And what’s the difference anyway?  Sticking a capital letter on the beginning of the word doesn’t make the truth being referred to any more true.  In fact, I usually find that the opposite is true–or should that be True?  I get so confused…