And Old Trafford 's appetite for Mourinho 's unique combination of abrasive self - confidence mixed with consistent success will have been sharpened by City 's coup in luring Guardiola to the Etihad .
Guardiola is the world 's most celebrated coach .
And Old Trafford 's appetite for Mourinho 's unique combination of abrasive self - confidence mixed with consistent success will have been sharpened by City 's coup in luring Guardiola , the world 's most celebrated coach , to the Etihad .