At Microsoft, we're investing heavily in security because we want customers to be able to trust their computing experiences, so they can realize the full benefits of the interconnected world we live in.

We can believe that we know where the world should go. But unless we're in touch with our customers, our model of the world can diverge from reality. There's no substitute for innovation, of course, but innovation is no substitute for being in touch, either.

It's how tenacious you are that will determine your success.

And then you take a look at Spaces, there is this great innovation that came out of nowhere. We have the number one blogging site in the world because of the innovation that's there.

I think good ideas are usually better done quickly than slowly.

When you're running a company, you have employees - lots of them - that can interrupt your schedule. You have customers that can interrupt your schedule. You have a certain obligation to wave the flag because people expect to get out and wave the flag. The number of ways that others can command your time is high. At this stage, I get to pick and choose a little more. Not that there aren't some things that have to be done, but I get a little more control over my time.

Since I'm not a seller of the stock, I don't really care what it is today.