In March 2012, I left my home in Gloucestershire, UK, to cycle around the world. I have no idea how long this will take ...

What about low moments?

That’s an easier question for some reason.  The worst moments have been saying goodbye to people, especially when I’ve spent a lot of time there and have no reason for leaving except to ‘move on’.  The loneliness in the few days that follow a big departure is torturous.  Leaving Goodbye Lenin Hostel Zakopane in Poland, saying goodbye to the apartment in Bishkek and waving Luke off to the airport are three such examples.