Accessible design is good design.

Not only because the product wasn't a great product, but remember it took us five or six years to ship it. Then we had to sort of fix it. That was what I might call Windows 7.

The stock market has always had its own meter. Sometimes it's ahead of itself, sometimes it's behind itself. A broken watch is right twice a day.

Make hiring a top priority.

"There's no CEO for the government." But if you were CEO for a day at the government, would you have tools and reports and wherewithal to look at government the way a business would look at its lines of business, its spending, its revenue? I've actually been working, first by myself and then with a group of people, on then on and off, and now much more on, almost since the I time left Microsoft.

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.

If you look at companies with upside potential, Twitter's right there. They've established a brand in a world where it's extremely difficult to establish a brand. It's a global brand, people recognize it, people want to let you know what their Twitter handles are, etc.