Christopher Nolan insisted he could only accept the Best Director Golden Globe “on behalf” of everyone else who worked on ‘Oppenheimer’. The 53-year-old filmmaker took the accolade for the first time and admitted he thought it would be much “simpler” accepting his own prize than the last time he appeared on stage at the ceremony, when he was handed the Best Performance by an Actor in a Supporting Role statuette in 2009 as the ceremony posthumously honoured his ‘The Dark Knight’ star Heath Ledger, but ultimately realised that wasn’t the case. Taking to the stage at the Beverly Hilton Hotel on S…