What was true then and what is true now is that we create technology so others can create more technology.

The opportunity ahead for Microsoft is vast, but to seize it, we must focus clearly, move faster and continue to transform. A big part of my job is to accelerate our ability to bring innovative products to our customers more quickly.

One of the key things in the tech business in particular is that you need to be able to push boundaries.

Be passionate and bold. Always keep learning. You stop doing useful things if you don't learn.

In the post-Snowden world, you need to enable others to build their own cloud and have mobility of applications. That’s both because of the physicality of computing–where the speed of light still matters–and because of geopolitics.

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

You renew yourself every day. Sometimes you're successful, sometimes your not, but it's the average that counts.