The best summary of Sir Kay's worldview in “Arthur Becomes King of Britain” is "He values fame, importance, and physical strength."
Explanation:
Sir Kay's believe in his physical strength and in his abilities to fight in order to conquer anything he'd like to have or accomplish, he is the foster brother of Arthur and was one of the Knights of the round table eventually, he was selfish, spoiled, and nasty but deep in he was not exactly a bad person, he was just quite vane.
