rtOCK-FIGHTING goes out; dog-racing comes in. Full-bottomed wigs and wide-skirted coats, crinolines and Pompadours vanish ; plus-fours and shingles appear. Our ancestors read three-decker novels, where we read thousand-word articles on ' The Meaning of Life ' in the Sunday Press. They drank mead or wine of Anjou or claret and port, whilst cocktails and whisky-and-soda are all that we can achieve. All through the gamut of human activities, fashions change ; and Mr. Raymond Mortimer will survey the motley procession in his talk tonight.