I was an accidental banker. To please my parents, I went for an interview with Chase Manhattan Bank in 1983. They promised to send me into their offices in more than 40 countries and essentially audit the practices. It was an extraordinary job.

You have to learn to ask questions in a way that will elicit more nuanced answers, rather than the answers you would like to get.

Monsters will always exist. There's one inside each of us. But an angel lives there, too. There is no more important agenda than figuring out how to slay one and nurture the other.

That loyal retainer of the Chase Manhattan Bank, the American president.

I would like philanthropists to take more risks and invest more in risk capital.

Malaria is a disease that kills one to three million people a year. 300 to 500 million cases are reported. It's estimated that Africa loses about 13 billion dollars a year to the disease. Five dollars can save a life. We can send people to the moon; we can see if there's life on Mars - why can't we get five-dollar nets to 500 million people?