'Possibly not,' said the Time Traveller. 'But now you begin to see the object of my investigations into the geometry of Four Dimensions. Long ago I had a vague inkling of a machine—''To travel through Time!' exclaimed the Very Young Man.'That shall travel indifferently in any direction of Space and Time, as the driver determines.'Filby contented himself with laughter.'But I have experimental verification,' said the Time Traveller.'It would be remarkably convenient for the historian,' the Psychologist suggested. 'One might travel back and verify the accepted account of the Battle of Hastings, for instance!''Don't you think you would attract attention?' said the Medical Man. 'Our ancestors had no great tolerance for anachronisms.''One might get one's Greek from the very lips of Homer and Plato,' the Very Young Man thought.'In which case they would certainly plough you for the Little-go. The German scholars have improved Greek so much.''Then there is the future,' said the Very Young Man. 'Just think! One might invest all one's money, leave it to accumulate at interest, and hurry on ahead!''To discover a society,' said I, 'erected on a strictly communistic basis.'