Nothing motivates a great employee more than a mission that's so important that it supersedes everyone's personal ambition.

As companies move to web-based computing they get a lot more servers, which are difficult to manage and control. All kinds of problems can arise - security, quality and worms.

In Silicon Valley, when you're a private company, the entrepreneur can do no wrong.

How do you make your company a good place to work in general? That's a really really really large and complex set of skills. A lot of it is on the job training, combined with excellent mentorship.

Groupon looked like a very high valuation, but any investment in a great company at any stage is almost always a good investment.

Yeah, I became a successful entrepreneur... Eventually

In all the difficult decisions that I made through the course of running Loudcloud and Opsware, I never once felt brave. In fact, I often felt scared to death. I never lost those feelings, but after much practice, I learned to ignore them. That learning process might also be called the courage development process.