“After leaving home at 18 to join the army I thought I was ready to be in the big wide world. My first task was to get myself to a training base down in London.

My heart pounding as the train drove away, and seeing my mum and dad disappear in to the distance. I was scared. Scared that I wouldn’t be able to find my way around London, scared that I’d be forced to live with strangers, scared that I would get shouted at because I didn’t know what the rules were.