The biggest mistake that I made was not anticipating the rise of the social networking phenomenon.

If you think about YouTube, YouTube is a 'searching the world's videos' problem, right? They all have to be there, but how do you find them? What I guess I'm trying to say is that search is still the killer app.

The core problem is that the world is full of people who would like to take 99 per cent of the information that's on the Internet, and eliminate 1 per cent. Everyone has their own thing they don't like.

I'm able to bring business expertise but, more importantly, operating experience. The people here at Google are young. Every day there are lots of new challenges. I keep things focused. The speech I give everyday is: "This is what we do. Is what you are doing consistent with that, and does it change the world?"

Bitcoin is a remarkable cryptographic achievement and the ability to create something which is not duplicable in the digital world has enormous value

Every two days now we create as much information as we did from the dawn of civilization up until 2003.

The more broadband we can get globally, the better. It's better for the world; it's better for our advertisers; it's better for Google.