Africa can stun you in an instant. It can throw floods and drought and disease at you, sometimes all at the same time. In the next moment, it will tease you with its magnificent beauty, so even if you don't forget, you can find a way to forgive. Ultimately, it keeps you coming back for more.

1.5 billion people lack proper access to electricity. Many buy kerosene, which can cost 30 percent of their income. It sends millions of metric tons of carbon dioxide into the atmosphere every year. And often the lamp will fall over and catch the house on fire. So mothers hate it, but it's their only option.

May each of you live lives of immersion. They won't necessarily be easy lives. But in the end, it is all that will sustain us.

Africans didn't want saving, thank you very much, least of all not by me.

We can send people to the Moon; we can see if there's life on Mars - why can't we get $5 [mosquito] nets to 500 million people?

Very small investments can release the infinite potential that lies in all of us.

I believe the government should ensure all children are provided with a good education.