Fail File: Simon Challies, co-founder of Braintree

Each fortnight, Victoria Carter speaks to someone about failure and disappointment and what they learned. This time, she talks to Simon Challies, the co-founder of Braintree and former Ryman Healthcare chief executive.I was disappointed when: My most acute disappointment was in 2013 when Ryman made the news for all the wrong reasons for a care incident at a Wellington village. It really shocked me; I felt terrible. I felt I had let everyone down, shareholders, staff, the residents and their families.Most success is born out of failure...