At Microsoft there are lots of brilliant ideas but the image is that they all come from the top - I'm afraid that's not quite right.

If something's expensive to develop, and somebody's not going to get paid, it won't get developed. So you decide: Do you want software to be written, or not?

Virtually every company will be going out and empowering their workers with a certain set of tools, and the big difference in how much value is received from that will be how much the company steps back and really thinks through their business processes, thinking through how their business can change, how their project management, their customer feedback, their planning cycles can be quite different than they ever were before.

Long-term vision and product strategy.

If you want to build a great company, get the hell out of Silicon Valley.

I think there certainly was a milestone in the '90s with regards to the Internet achieving critical mass. There were several magical factors that came together: the creation of HTML by Tim Berners-Lee, the drop in the price of communications, and all the PCs out there that you could put this software into.

In energy, you have to plan and do research way in advance, sometimes decades in advance to get a new system that's safer, doesn't require us to go around the world to get all our oil.