] To Bush, credibility means that you keep saying today
] what you said yesterday, and that you do today what you
] promised yesterday. "A free Iraq will confirm to a
] watching world that America's word, once given, can be
] relied upon," he argued Tuesday night. When the situation
] is clear and requires pure courage, this steadfastness is
] Bush's most useful trait. But when the situation is
] unclear, Bush's notion of credibility turns out to be
] dangerously unhinged. The only words and deeds that have
] to match are his. No correspondence to reality is
] required. Bush can say today what he said yesterday, and
] do today what he promised yesterday, even if nothing he
] believes about the rest of the world is true.

Fantastic commentary on the seperation of Pres. Bush from reality as noted in his *incredible* press conference yesterday. And yes, I am using incredible by its other meaning-- not credible.

Trust, Don't Verify - Bush's incredible definition of credibility. By William Saletan