A slip of the tongue, a misplaced comma, a lapse in concentration. all are easily done and all can have hilarious consequences, as the author - a schoolteacher of some forty years' experience - has witnessed. Whether holding forth on "pubic amenities and facilities"; "carless drivers"; or a beautiful jewel "the size of a bottle of Tipp-Ex", the comments recorded in these pages will have you giggling every bit as much as Shakespeare's bumbling fools,...