Two years ago, Josh Quigley woke in the middle of the night, got into his car and drove into a concrete barrier at 80 miles-an-hour. A crippling battle with depression had held this outwardly happy Scottish entrepreneur in a deadly grip. Miraculously, Quigley escaped unscathed. He decided to travel the world as 'The Tartan Explorer', raising awareness. 'No one attempts suicide to die, they do it to stop the pain and suffering.'