And don't succumb too much to the spell of these cases. I have seen many other fragments of the cross, in other churches. If all were genuine, our Lord's torment could not have been on a couple of planks nailed together, but on an entire forest.' 'Master!' I said, shocked. 'So it is, Adso. And there are ever richer treasuries. Some time ago, in the cathedral of Cologne, I saw the skull of John the Baptist at the age of twelve.' 'Really?' I exclaimed, amazed. Then, siezed by doubt, I added, 'But the Baptist was executed at a more advanced age!' 'The other skull must be in another treasury,' William said, with a grave face. I never understood when he was jesting.