Letter in example sentence
"But for that," said Sancho, "the squire must be unmarried, and must know, at any rate, how to help at mass, and if that be so, woe is me, for I am married already and I don't know the first letter of the A B C. What will become of me if my master takes a fancy to be an archbishop and not an emperor, as is usual and customary with knights-errant?"