If you think about the market that we're in, and more broadly just the enterprise software market, the kind of transition that's happening right now from legacy systems to the cloud is literally, by definition, a once-in-a-lifetime opportunity.

The business models in enterprise have changed pretty dramatically. A huge problem with enterprise software traditionally has been usually you sell to the customer and then they adopt the technology. The great thing about 'freemium' and the new way enterprise software is being sold is you get to try it first and then buy it.

I think people are always able to achieve more than they think they can. While that's cliche, I don't know if managers think about that enough. You have to set your sights extremely high.

I think I'm the kind of person who would be very difficult to employ - I'm pretty annoying, but driven.

The dynamic with social is you tend not to have products with 30% market share. It's all or nothing. Email works because we have open standards that let you communicate across any email client.

All of a sudden, if you think about the entire ecosystem of connected devices that can pull down information, access content and allow me to share and work and communicate, the vast majority now are not Windows computers. They are iPhones. They are iPads. They are Android devices.