This month, a dream came true. I spent two weeks visiting Greenland with my hero, legendary Togolese explorer Tété-Michel Kpomassie, sixty years after he first arrived in the country that became his home from home (an experience recorded in his landmark memoir, An African in Greenland, tr. James Kirkup, and recently rereleased as a Penguin Modern Classic, titled Michel the Giant, with a new afterword, tr. Ros Schwartz).

It will take me a while to process this incredible experience and I a...