In fact, that's where my vision of the coming digital opportunity is somewhat different from other people's. I divide it into three parts. One is the office. That's the one I'm most excited about and is the most concrete.

Even when things are stable, that's not easy [to work in Africa] because there are not roads, and the weather is tough, the education system hasn't been there. But this is how you get great countries, is step by step.

We're in a period of uncertainty about [Donald Trump] administration policies and the range of what might happen is particularly higher. I don't think that these R&D and innovation budgets will be substantially reduced.

From the day Microsoft was started, the only constraint to our growth has been attracting ah, more great programmers, very smart, committed, ah, people. And so we're always on... on the look for ah, that kind of person.

Fortunately for India, it has got a growing economy. If it is doing the right things with taxation and focusing on the right areas for human development, it is going to have no problem, over a period of time, taking care of its own needs.

The only big companies that succeed will be those that obsolete their own products before somebody else does.

Sometimes, I think my most important job as a CEO is to listen for bad news. If you don't act on it, your people will eventually stop bringing bad news to your attention and that is the beginning of the end.