" Now it is such a bizarrely improbable coincidence that anything so mind-bogglingly useful could have evolved purely by chance that some thinkers have chosen to see it as the final and clinching proof of the non-existence of God.The argument goes something like this: " I refuse to prove that I exist,'" says God, " for proof denies faith, and without faith I am nothing." " But," says Man, " The Babel fish is a dead giveaway, isn't it? It could not have evolved by chance. It proves you exist, and so therefore, by your own arguments, you don't. QED." " Oh dear," says God, " I hadn't thought of that," and promptly vanishes in a puff of logic." Oh, that was easy," says Man, and for an encore goes on to prove that black is white and gets himself killed on the next zebra crossing. "