After this, having invited over to him all persons whatsoever that were famous for valour in foreign nations, he began to augment the number of his domestics, and introduced such politeness into his court, as people of the remotest countries thought worthy of their imitation. So that there was not a nobleman who thought himself of any consideration, unless his clothes and arms were made in the same fashion as those of Arthur's knights.
Bk. 9, ch. 11; p. 239.