XIV. The Six Philosophers–––––––– ACROSS GREEN FIELDS, and breaking through blooming hedges, toiled six draggled detectives, about five miles out of London. The optimist of the party had at first proposed that they should follow the balloon across South England in hansom-cabs. But he was ultimately convinced of the persistent refusal of the balloon to follow the roads, and the still more persistent refusal of the cabmen to follow the balloon. Consequently the tireless though exasperated travellers broke through black thickets and ploughed through ploughed fields till each was turned into a figure too outrageous to be mistaken for a tramp. Those green hills of Surrey saw the final collapse and tragedy of the admirable light grey suit in which Syme had set out from Saffron Park. His silk ha