When the ship veered into the Cape of Good Hope, Mum caught the spicy, heady scent of Africa on the changing wind. She smelled the people: raw onions and salt, the smell of people who are not afraid to eat meat, and who smoke fish over open fires on the beach and who pound maize into meal and who work out-of-doors. She held me up to face the earthy air, so that the fingers of warmth pushed back my black curls of hair, and her pale green eyes went...