If the Celtic fans are really honest with themselves, they will admit that the Champions League results over the past decade or so have not been to our satisfaction. We have seen our club succumb to huge defeats from Barcelona and PSG under Brendan Rodgers and Real Madrid with Ange Postecoglou as the manager. As Europe’s elite clubs pull away from the rest of the continent due to their vast financial resources, the results we enjoyed under Martin O’Neill, Neil Lennon and Gordon Strachan seem but a distant memory now. Rodgers ended our long-standing winless run in the Champions League this seas…