Archbishop Desmond Tutu and the Dalai Lama were friends for many, many years. Between them, they have endured exile, violence and oppression. And in the face of these hardships, they continued to radiate compassion, humour and above all, joy.

To celebrate His Holiness's eightieth birthday, Archbishop Tutu travelled to the Dalai Lama's home in Dharamsala. The two men spent a week discussing a single burning question: how do we find joy in the face of suffering?