Tempting as it might be to draw a straight line between Pep Guardiola’s public displays of stress and the reports in Spain of his divorce from wife Cristina, the only people who can illuminate the precise chronology are the couple themselves. All we can say with certainty is that the role of a serially trophy-hunting manager brings a singular strain, so acute that it can fray the fabric of marital life. When the LifeStyled Club – a first online hub exploring the pressures that the game exerted o