During Arsene Wenger’s 20 years at Arsenal as the pressure increased, his desire to explain himself shrank. Attending one of Wenger’s Friday media conferences during Arsenal’s years of ascendancy in the Premier League was a guarantee of stimulation. Wenger – much to Alex Ferguson’s anger – was seen as the mould-breaker in English football, the man who was being credited with a new approach to football and who may well have also invented broccoli and the concept of steamed vegetables and fish. He arrived in an Arsenal dressing room renowned for its drinking. The man who became the emblem for…