ACEPHALOUS, adj. In the surprising condition of the Crusader who absently pulled at his forelock some hours after a Saracen scimitar had, unconsciously to him, passed through his neck, as related by de Joinville. - Ambrose Bierce
Someone told me the delightful story of the crusader who put a chastity belt on his wife and gave the key to his best friend for safekeeping, in case of his death. He had ridden only a few miles away when his friend, riding hard, caught up with him, saying 'You gave me the wrong key! - Anaïs Nin
Caedite eos. Novit enim Dominus qui sunt eius. ("Kill them all. For the Lord knoweth them that are His." Supposedly said when asked by a Crusader how to distinguish the Cathars from the Catholics.) - Bishop Arnold of Citeaux