THE INNOCENCE OF FATHER BROWN
chooses. When he was magnificently weary of walking down that particular passage he would wheel round and pace back past the office; in the shadow of the arch just beyond he was altered as by a blast of magic, and went hurrying forward again among the Twelve Fishermen, an obsequious attendant. Why should the gentlemen look at a chance waiter? Why should the waiters suspect a first-rate walking gentleman? Once or twice he played the coolest tricks. In the proprietor's private quarters he called out breezily for a syphon of soda water, saying he was thirsty. He said genially that he would carry it himself, and he did; he carried it quickly and correctly through the thick of you, a waiter with an obvious errand. Of course, it could not have been kept up long, but it only had to be kept up till the end of the fish course.
"His worst moment was when the waiters stood in a row; but even then he contrived to lean against the wall just round the corner in such a way that for that important instant the waiters thought him a gentleman, while the gentlemen thought him a waiter. The rest went like winking. If any waiter caught him away from the table, that waiter caught a languid aristocrat. He had only to time himself two minutes before the fish was cleared, become a swift servant, and clear it himself. He put the plates down on a sideboard, stuffed the silver in his breast pocket, giving it a
94
