Android is ahead of the iPhone now.

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.

There is a science to managing high tech businesses, and it needs to be respected. One of them is that in technology businesses, leadership is temporary. It's constantly recycling. So the asset has limited lifetime.

When companies are growing quickly and they are having a lot of impact, careers take care of themselves.... If you’re offered a seat on a rocket ship, don’t ask what seat. Just get on.

One of the unintended negative consequences of online advertising has been the loss of value in traditional classifieds. It's simply quicker, simply easier for an end user who's online, on a broadband connection, to look things up and to figure out what they want to buy.

I still believe that sitting down and reading a book is the best way to really learn something.

It looks like the thing that separates out the capable students from the really successful ones is not so much their knowledge...but their persistence at something.