"I don't really know him," she said, and took refuge in facts, believing that elderly people really like them better than feelings. She produced what she knew of William Pepper. She told Helen that he always called on Sundays when they were at home; he knew about a great many things--about mathematics, history, Greek, zoology, economics, and the Icelandic Sagas. He had turned Persian poetry into English prose, and English prose into Greek iambics; he was an authority upon coins; and--one other thing--oh yes, she thought it was vehicular traffic.