Archbishop Tutu, often described as South Africa’s ‘conscience’ will bow out of public life today on his 79th birthday. The South African Nobel Peace Prize laureate became a global figure for using his church pulpit to help bring down apartheid, and since becoming the voice of reconciliation in a number of regional conflicts. Have you met him? How did he impress you? What were his achievements for his country and for the African continent as a whole? Give us your views.