Microsoft has had its success by doing low-cost products and constantly improving those products and we've really redefined the IT industry to be something that's about a tool for individuals.

It's the poorer people in tropical zones who will get really hit by climate change - as well as some ecosystems, which nobody wants to see disappear.

Making sure all our students get a great education, find a career that's fulfilling and rewarding, and have a chance to live out their dreams ... wouldn't just make us a more successful country - it would also make us a more fair and just one.

Good developers like seeing their products sell in large quantities. They enjoy the competition of doing a better job than the other company, especially if the other company has more people on the project and they're entrenched and people are saying that we don't have a chance of getting in there and... and doing well.

Measuring programming progress by lines of code is like measuring aircraft building progress by weight.

In the same way that when the car got going, people thought it would be an electric car, people thought it would be a steam car. Actually, the dark horse in that race was internal combustion, but because of the energy density of gasoline and discovery of oil in large amounts at that point in first Pennsylvania and then Texas, it won out over those other two, to the point that those other two are actually viewed as obscure footnotes in history.

You’ve got to give great tools to small teams. Pick good people, use small teams and give them great tools so that they are very productive in terms of what they are doing.