Google is working on self-driving cars, and they seem to work. People are so bad at driving cars that computers don't have to be that good to be much better.

When you're dealing with machines or anything that you build, it either works or it doesn't, no matter how good of a salesman you are.

The advantage of the consumer businesses is they tend to be much broader-based, much larger number of customers, that tend to over time be a lot more predictable. The advantage of the enterprise companies is they are not as subject to consumer trend, fad, behavior.

I am bullish on the global development. I am bullish on billions of people getting out of poverty.

You go on Facebook, you buy social advertising. And you can very cost-effectively target people who are in the market for your product from all over the world.

Working people have alot of bad habits, but the worst of these is work.