Jacinda Ardern's burnout highlights the pressure world leaders face

"You cannot ever forget - on Christmas Day, your birthday, at 4am, you have to be on the ball."

Related Keywords

Wellington ,New Zealand General ,New Zealand ,Austria ,Estonia ,Netherlands ,United Kingdom ,British ,Estonian ,Dutch ,Anthony Seldon ,Alice Cuddy ,Clarke Gayford ,Bruno Bruins ,Estelle Morris ,Daryl Oconnor ,Jacinda Ardern ,Helen Clark ,Rudolf Anschober ,Kaja Kallas ,University Of Leeds ,Getty Images ,Prime Minister Jacinda Ardern ,New Zealand Prime Minister Helen Clark ,Sir Anthony Seldon ,Sir Anthony ,Christmas Day ,United Kingdom Secretary ,Skills Estelle Morris ,Baroness Morris ,