If you're too focused on your current business, it's hard to change and concentrate on innovating.

I would certainly use my voice to try and avoid anything that undermines confidence, so that parents are using vaccines fully.

If you give people tools, and they use their natural abilities and their curiosity, they will develop things in ways that will surprise you very much beyond what you might have expected.

I'm not a macroeconomics person.

What are the top 20 universities in the world that do good materials research that might create carbon fibers to do jet stream kites or new magnets that will allow [energy] generation to be done up there and you just bring the electricity down. You either have to bring down rotational energy, which is hard, or you have to have the generator up there and bring down the electricity. Well, putting the generator up there is hard to do because it's too heavy.

I have a nice office. I have a nice house... So I'm not denying myself some great things. I just don't happen to have expensive hobbies.

The common thread for everything I do is this idea of a Web-services architecture. What does that mean? It means taking components of software and systems and having them be self-describing, so that you can aim them, ask them what their capabilities are, and communicate with them using a standard protocol.