We've got thousands of investors counting on us. And we're a team of thousands of employees all counting on each other. That's fun.

There are multiple ways to be externally focused that are very successful. You can be customer-focused or competitor-focused. Some people are internally focused, and if they reach critical mass, they can tip the whole company.

I wanted to project myself forward to age 80 and say, ‘OK, I’m looking back on my life. I want to minimise the number of regrets I have.’ And I knew that when I was 80, I was not going to regret having tried this. I was not going to regret trying to participate in this thing called the Internet that I thought was going to be a really big deal. I knew that if I failed, I wouldn’t regret that. But I knew the one thing I might regret is not ever having tried. I knew that that would haunt me every day.

There is no map, and charting a path ahead will not be easy. We will need to invent, which means we will need to experiment.

I don't want to use my creative energy on somebody else's user interface.

Market leadership can translate directly to higher revenue, higher profitability, greater capital velocity and correspondingly stronger returns on invested capital.

You have to use your judgment. In cases like that, we say, 'let's be simple minded. We know this is a feature that's good for customers. Let's do it.