The Art of Always Being Right Arthur Schopenhauer; with an introduction by A C Grayling Gibson Square Books, 190pp, £9.99ISBN 1903933617 Reviewed by George Walden Schopenhauer's sardonic little book, laying out 38 rhetorical tricks guaranteed to win you the argument even when you are defeated in logical discussion, is a true text for the times. An exercise in irony and realism, humour and melancholy, this is no antiquarian oddity, but an instruction manual in intellectual duplicity that no aspiring parliamentarian, trainee lawyer, wannabe TV interviewer or newspaper columnist can afford to be without. The melancholy aspect comes...