Be passionate and bold. Always keep learning. You stop doing useful things if you don't learn. So the last part to me is the key, especially if you have had some initial success. It becomes even more critical that you have the learning 'bit' always switched on.

I marvel every day at how people can excel - and that’s what really gets me going.

Every time you think all the technology that had been created already, all you have to do is look around and then there's someone new who's born with a new idea.

Our first-party devices will light up digital work and life. Surface Pro 3 is a great example -- it is the world's best productivity tablet. In addition, we will build first-party hardware to stimulate more demand for the entire Windows ecosystem. That means at times we'll develop new categories like we did with Surface. It also means we will responsibly make the market for Windows Phone, which is our goal with the Nokia devices and services acquisition.

Be passionate and bold. Always keep learning. You stop doing useful things if you don't learn. So the last part to me is the key, especially if you have had some initial success. It becomes even more critical that you have the learning 'bit' always switched on.

Our mission of empowering every person and every organization on the planet to achieve more is really a look back to the very creation of Microsoft.

Microsoft is the productivity and platform company for the mobile-first and cloud-first world.