I actually thought that it would be a little confusing during the same period of your life to be in one meeting when you're trying to make money, and then go to another meeting where you're giving it away. I mean is it gonna erode your ability, you know, to make money? Are you gonna somehow get confused about what you're trying to do?

The internet is just a passing fad.

I've always been interested in science - one of my favourite books is James Watson's 'Molecular Biology of the Gene.'

The tool that's most associated with the recent progress against malaria is the long-lasting bed net. Bed nets are a fantastic innovation. But we can do even better. We can invent new ways to control the mosquitoes that carry the malaria parasite.

Whenever there is hard work to be done, I assign it to the laziest man as he is sure to find an easy way of doing it. Be lazy, think crazy.

It's hard to improve public education - that's clear.

I think it makes sense to believe in God, but exactly what decision in your life you make differently because of it, I don't know.