The way I measure my life is 'Am I better than I was last year?'

This notion of universal Windows apps is a very powerful concept because we're now aggregating the 300-plus-million-socket run rate of Windows into one opportunity for our developers.

Our ambitions are bold and so must be our desire to change and evolve our culture.

I think playing cricket taught me more about working in teams and leadership that has stayed with me throughout my career.

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

This is a critical time for the industry and for Microsoft. Make no mistake, we are headed for greater places — as technology evolves and we evolve with and ahead of it. Our job is to ensure that Microsoft thrives in a mobile and cloud-first world.

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.