I didn't want to get a job. I wanted to see all these places and all that obvious stuff, but mostly it was just to do something harder than I'd done before.

It's such an in-your-face country. Probably the best individual moment was getting to Cape Town, getting to the end of Africa, because I really -- even until Kenya -- I didn't think I would get through.

The first year I found really quite lonely and quite hard. It was awful. I was in this horrible hotel crying my eyes out for about two days.

I was at university and it was pretty easy, trundling along towards getting a job after that, I just wanted to do something a bit more difficult and challenging.

We've created an impression that life is risk-free, and it's not.

We try to teach them how to make a presentation so that it's valuable to people, so they deliver a message, not just information.