...and the really cool thing is that I, with an equal amount of conviction, can assert that I absolutely do not.
That said, I don't trust my own perceptions. As a kid, did you ever stand next to the bus stop and then almost fall over when a bus started moving? I don't put complete trust in this processor rolling around in my skull.
I'm an atheist, but I'm keeping my eye out for other options. How's that for a bundle of contradiction?